Algebra 1 Midterm Reivew

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Presentation transcript:

Algebra 1 Midterm Reivew

TRANSLATE EACH SENTENCE: “5 times a number minus 4” Three less than a number is 14 The sum of 4 times a number and negative 3

Find the value of each expression: Order of Operations PEMDAS

Evaluate each expression if r = 8 and s = -5.

Name the property shown by the statement: ASSOCIATIVE COMMUNATIVE COMMUNATIVE

Simplify each expression

Distance traveled d equals the product of the rate r and the time t Distance traveled d equals the product of the rate r and the time t. Given the rate and time traveled, find the distance traveled: Rate = 15 miles per hour 2. Rate = 36 miles per hour Time = 3 hours time = 1.5 hours

The numbers 1-6 were put into a coffee mug and pick out one at a time and then replaced after being picked. The table below shows how many times each number was picked. How many times was a number greater than 3 picked? 8 Which number was picked the most frequently? 2 If you lost the game every time you picked a number fewer than 5, how many times did you lose? 15

Annie buys a pair of pants for $25 and several t-shirts for $8 each Annie buys a pair of pants for $25 and several t-shirts for $8 each. Write an expression for her total cost if she buys n t-shirts.

Which of the following statements is true? 1. 2. 3. 4.

Name the ordered pair for each letter, and what quadrant:

Which quadrant is each letter in?

Find the sum of

Simplify

Evaluate when x = -6 and y = -4

Over seven years, the number of books in a school library increased from 1160 to 2000. What was the average change in the number of books in the library for each of the seven years?

Solve

Solve

What is the value of t in each equation: 1. 2. 3. 4.

Which value of “n” makes each equation true: 1. 2. 3. 4.

Evaluate each function if a = 4, b = -1, and c = -2

Solve each equation: 1. 2. 3. 4.

Solve each absolute equation: 1. 2. 3. 4.

Which of the following is the graph of ?

Which of the following is the graph of ?

Do the following percent problems: 1. What is 70% of 135 2. What percent is 48 of 96

What is the slope of each graph: -2 3 m = -2/3 m = 1

What is the y-intercept of the graph of each equation: 1. 3x – 6y = 12 2. x + 5y = -25 To find the y-intercept, you plug in ZERO FOR X 3(0) – 6y = 12 -6y = 12 -6 -6 y = -2 (0,-2) (0) + 5y = -25 5y = -25 5 5 y = -5 (0,-5)

Determine the slope of the line through points given: 1. (4,-8) and (3,6) 2. (0,5) and (-3,-2)

Graph each equation: 2x – 4y = 12 x + 3y = -9 I WOULD GRAPH USING X AND Y INTERCEPTS