1.)Simplify [5 • (3 + 2)] + 6 [5 •(5)] + 6 [ 25] + 6 31.

Slides:



Advertisements
Similar presentations
1.4 Linear Equations in Two Variables
Advertisements

Writing Equations Index Card Activity.
CHAPTER V Writing Linear Equations
Write an equation given the slope and a point
Directions: Solve the linear systems of equations by graphing. Use the graph paper from the table. Tell whether you think the problems have one solution,
Solve a radical equation
Chapter 1.1 Common Core – A.SSE.1.a Interpret parts of an expression, such as terms, factors, and coefficients. Objectives – To write algebraic expressions.
Chapter 1.1 Common Core – A.SSE.1.a Interpret parts of an expression, such as terms, factors, and coefficients. Objectives – To write algebraic expressions.
Point-Slope Formula Writing an Equation of a line Using the Point-Slope Formula.
Do Now: Pass out calculators. 1. Compare and contrast factoring: 6x 2 – x – 2 with factoring x 2 – x – 2 Factor both of the problems above. Write a few.
Algebra Unit 1: Foundations for Algebra. Write an algebraic expression for the product of 9 and a number, n less than 18.
1.6 Warm Up 1.Find the slope between the points: 1.(9,3) & (-1, -6) _______________ 2.(4, -3) & (0, -3) _______________ 3.(2, 1) & (-5, 8) ________________.
Solve each equation for y. 1. 3x + y = 52. y – 2x = x – y = x + 4y = 85. 9y + 3x = 16. 5y – 2x = 4 Clear each equation of decimals x.
Rate of Change and Slope
Rate of Change and Slope Objectives: Use the rate of change to solve problems. Find the slope of a line.
Complex Numbers Day 1. You can see in the graph of f(x) = x below that f has no real zeros. If you solve the corresponding equation 0 = x 2 + 1,
Algebra I Ch. 1 Warm-ups. Warm-Up Instructions 1.For each section use 1 of the boxes on the warm-up sheet 2.Number each problem 3.Show all work 4.Circle.
Parallel and Perpendicular. 1. What is the slope of y = 3? a. 3 b. 0 c. Undefined d
Same Signs Different Signs 1) =+7 Objective- To solve problems involving operations with integers. Combining.
Unit 4 Review!. 1. Write the expression Sum of 9 and z.
Warm Ups Term 4 Week 3. Warm Up 4/4/16 1.Graph f(x) = 3 x + 4. State the domain and range. Graph the inverse and state its domain and range. 2.Factor.
Equations of Lines Part 2 Students will: Write slope intercept form given a point and a slope 1.
Algebra Final Review Practice Problems. Factor completely.
Graphing Quadratic Functions Solving by: Factoring
Point-Slope and Standard forms of Linear Equations
Parallel & Perpendicular Lines
Writing Equations of a Line
§ 1.5 Equations of Lines.
Algebra 1 Final Exam Review
Point-Slope Form and Writing Linear Equations
Factor the expression. If the expression cannot be factored, say so.
Equations of Lines Part 2
OBJECTIVE I will use slope-intercept form to write an equation of a line.
Equations of Lines Point-slope form: y – y1 = m(x – x1)
Warm Up Identify the slope and y-intercept of each equation. Then graph. 1. Y = -5X X + 5Y = X = Y = 12.
2nd Nine Weeks Vocabulary Review Coach Whitlock
§ 1.5 Equations of Lines.
Point-Slope Form.
2 Understanding Variables and Solving Equations.
Writing Equations of a Line
6-2 Solving Systems Using Substitution
Objectives Graph a line and write a linear equation using point-slope form. Write a linear equation given two points.
Solving Systems using Substitution
To write equations of lines in the point-slope form.
Slope-Intercept Form.
Lesson 2.1 How do you compare positive and negative numbers?
Writing Equations of Lines
Point-Slope Form and Writing Linear Equations
Objectives Identify and graph parallel and perpendicular lines.
More About Linear Equations Lesson 2-4 Part 2
Solving Systems Check Point Quiz Corrections
Example 1 Write an Equation Given Slope and a Point
Final Review.
Linear Equations & Functions
Notes Over 9.1 Finding Square Roots of Numbers
Writing Linear Equations Given Two Points
1 Preliminaries Precalculus Review I Precalculus Review II
Write the equation for the following slope and y-intercept:
1.)Simplify [7 • (7 + 3)] + 3 [7 •(10)] + 3 [ 70]
Final Review Jeopardy Chapter Chapter Chapter 3 100
Writing Equations of a Line
Foundations for Algebra
Substitute either point and the slope into the slope-intercept form.
Final Review Double Jeopardy
Equations of Lines Point-slope form: y – y1 = m(x – x1)
Module 11-3 Objectives Graph a line and write a linear equation using point-slope form. Write a linear equation given two points.
Objectives: To graph lines using the slope-intercept equation
3 Chapter Chapter 2 Graphing.
Chapter 4 Review.
Chapter 4-7 Parallel Lines
Presentation transcript:

1.)Simplify [5 • (3 + 2)] + 6 [5 •(5)] + 6 [ 25] + 6 31

2.) Evaluate 6p - 3q when p = 2 and q = 4 6(2) - 3(4) 12 - 12

3. ) A football field is 120 yards long and 55 yards wide 3.) A football field is 120 yards long and 55 yards wide. How many square yards? L = 120 & W = 55 120 • 55 = 6600

4.) Evaluate the Expression (x + y)2 for x = 5 & y =6 (5 + 6)2 (11)2 121

5.) Evaluate the Expression 11+ (4 • 2)2 -8. 11+ (8)2 -8 11 + 64 - 8 67

6.) What is the solution of: 3x - 6 < 15

7.) Express the phrase as an equation. The quotient of 64 and a number is four. 64/x = 4

8.) Find the increase of females employed. 60 M F 10 F 40 Percentage of employees 20 1980 1990 Year

9.) Place the following numbers in order from least to greatest |-7|, ½, -6, 2.3, 0, -½, 5 -6, -½, 0, ½, 2.3, 5, |-7|

10.) Which country is closest to Greenwich Standard Time? Country Standard Time Greenwich 0 Brazil -5 Egypt +3 France -2 China +8

11.) Evaluate |y| - |x| when y = 5 and x = -2 |5| - |-2| 5 - 2 3

12.) Evaluate -14 - 6 + (-10) -14 - 6 + (-10) -20 + (-10) -30

13.) Simplify: -(-7) - (-2) + 1 -(-7) - (-2) + 1 7 + 2 + 1 10

14.) Find the sum 42 -22 -8 12 21 -10 4 -5 34 -10 25 -15 +

15.) Write the table as a matrix. 45 215 18 290 6 150

16.) Find the difference 3 6 4 9 5 8 -3 6 -1 -3 8 2 -

17.) Find the Product: (6)(-7)(2) (-42)(2) -84

18.) Use the distributive property to rewrite the expression 7(x - 2)

19.) Simplify 4(3-x) -3(4 -x) 4(3-x) -3(4 -x) 12 - 4x -12 + 3x -x

20.) Evaluate 2ab when a=6 & b=8 2a - 4 2(6)(8) 2(6) - 4 96 12 - 4 96 8 12

21. ) Janice wrote 42 sentences in 14 minutes 21.) Janice wrote 42 sentences in 14 minutes. How many sentences did she write in 1 minute. 42 ÷ 14 = 3

22.) State the 1st step for solving the equation: x + 6 = 24 Subtract 6 from both sides x + 6 - 6 = 24 - 6

23.) Solve ¼x = 28 What’s the Trick? ¼x = 28 (4)¼x = 28(4) x = 112

24.) State the 1st step for solving the equation: x - 3 = 28 5 Add 3 to both sides x - 3 + 3 = 28 + 3 5

25.) Solve 8x + 3 = 67 8x + 3 = 67 8x + 3 - 3 = 67 - 3 8x = 64 8x/8 = 64/8 x = 8

32 + 6r = -4 + 3r 32 + 3r = -4 26.) Solve 32 + 6r = -4 + 3r 32 + 6r - 3r = -4 + 3r - 3r 32 + 3r = -4 32 - 32 + 3r = -4 - 32 3r = -36 3r/3 = -36/3 r = -12

27.) Sales tax of 7% on $82 Find the total price. 82 • .07 = 5.74 82 + 5.74 87.74

-9 + 5s = t - 5s + 5s -9 + 5s = t 28.) Solve for t: -9 = t - 5s

29.) Name the coordinates (-3, 2) (6, 5) A Y B X D (7, 0) C (-6, -3)

30.) Describe the relationship 100 80 60 40 20 6 12 18 24 30 36

31.) Graph y = -2 Y X

32.) Graph 3x -6 = y Y X -6

33.) Find the x and y intercepts for 4x + 2y = 12

34.) Graph 4x + 2y = 12 using the intercepts in #33 6 Y X 3

35.) Find the slope of the line passing thru A(-4,-3) & B(-2, 4) 4 - -3 -2 - -4 7 2

36.) Find the slope of the line passing thru (-5, 3) & (6, 3) 3 - 3 6 - -5 0 11 Slope = 0

37.) Given the equation, y = 5x -3, state its slope.

38.) Rewrite the equation in slope-intercept form. 7x - 2y - 3 = 0 7x - 7x - 2y - 3 = 0 -7x -2y - 3 + 3 = -7x + 3 -2y/-2 = (-7x + 3)/-2 y = 7/2x + 3/2

39.) Graph y = 2/3x - 2 Y X -2

40.) Write another equation that is parallel to 3x - 6y = 12. 3x - 3x - 6y = -3x + 12 -6y = -3x + 12 -6y/-6 = (-3x + 12)/-6 y = 1/2x -2 y = 1/2x + ?

41.) Graph f(x) = |x + 4| Y X -4

42.) Find an equation in slope-intercept form of a line having slope = -3 and y-intercept = -2. Y = -3x -2

Y- -1 = 3(x -4) y + 1 = 3x - 12 y + 1 - 1 = 3x - 12 - 1 y = 3x - 13 43.) Find an equation in slope-intercept form of a line that passes thru the point (4, -1) with slope = 3. Y- -1 = 3(x -4) y + 1 = 3x - 12 y + 1 - 1 = 3x - 12 - 1 y = 3x - 13

44a. ) Find an equation with: a 44a.) Find an equation with: a.) slope = 0 and passes thru the point (3,2) Y- 2 = 0(x -3) y - 2 = 0 y - 2 + 2 = 0 + 2 y = 2

44b. ) Find an equation with: b 44b.) Find an equation with: b.) undefined slope and passes thru the point (3,2) x = 3

45.) Write an equation in slope-intercept form of a line that passes thru the points (0, 2) & ( -4, -6) -6 - 2 -4 - 0 -8 -4 slope = 2

Y- 2 = 2(x - 0) y - 2 = 2x y - 2 + 2 = 2x + 2 y = 2x + 2 45.) Write an equation in slope-intercept form of a line that passes thru the points (0, 2) & ( -4, -6) Y- 2 = 2(x - 0) y - 2 = 2x y - 2 + 2 = 2x + 2 y = 2x + 2

46.) Write the equation Y X Y = 2/3x + 2

(6)y =(-1/6x + 5/6)(6) 6y = -1x + 5 6y + 1x = -1x + 1x + 5 1x + 6y = 5 47.) Write the equation y = -1/6x + 5/6 in standard form with integer coefficients. (6)y =(-1/6x + 5/6)(6) 6y = -1x + 5 6y + 1x = -1x + 1x + 5 1x + 6y = 5

48.) Write a point-slope equation of a line that passes thru the points (1, 2) & ( 4, -1). Use (1, 2) as (x1, y1) -1 - 2 4 - 1 -3 3 slope = -1 y - 2 = -1(x - 1)

Y - 5 = 2(x - 2) y - 5 = 2x - 4 y - 5 + 5 = 2x - 4 + 5 y = 2x + 1 49.) Write the equation of a line that is parallel to y = 2x + 4 and goes thru the point (2, 5). Y - 5 = 2(x - 2) y - 5 = 2x - 4 y - 5 + 5 = 2x - 4 + 5 y = 2x + 1

50.) Solve |x +7| = 10 x + 7 = 10 x = 3 x + 7 = -10 x = -17 x+7-7=10-7