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 final answer **The warm-up sheet will be turned in at the end of the chapter so DO NOT LOST IT!

Section 1-1 Solve the following:

Section 1-2 Write a verbal phrase for the algebraic expressions 1) x – 12 2) Write an algebraic expression for the verbal phrase 3) the quotient of 45 and r 4) k squared minus a number

Section 1-3 Evaluate using Order of Operations 1) 2) 3) 4)

Section 1-4 Evaluate and name the property used for each step 1) 2) 6 + 4(19 – 15) 3) 5(14 – 5) + 6(3 +7)

Section 1-5: Simplify (Distribute and Combine Like Terms) 1)2(x + 4) 2) (5 + n)3 3) -3(2x – 6) 4) 5) 3x + 7(3x + 4) 6) 7m + 7 – 5m

Section 1-6 Find the solution using the replacement set {1, 3, 5, 7, 9} for the following equations 1)17 = 24 – y 2)4(y + 1) = 40 Solve for the variable 3) 4)

Section 1-7 Express the following coordinate pairs as a)a table b)a graph c)a mapping {(6, 1), (4, -3), (3, 2), (-1, -3)}

Section 1-8 Determine if the following relationships represent a function Domain 2566 Range 67910