Unit 1 Review: Algebra Prep

Algebra Basics

100

What is the coefficient?

           4x + 10

4

200

What is the variable in the expression?

           4x + 10

x

300

 8 + 5(2)

18

400

Write an expression for:

The sum of 5 and twice a number, x

2x + 5

500

Write an expression with 3 terms.

EX. 

2x + 3y - 7

Integers and Order of Operations

100

8 - 11

-3

200

6 + 2(3)

12

300

-4 + (5 + 3) ÷ 2

0

400

3 - (9 - 4) ÷ 5

2

500

List the expressions that have negative answers. 

5 - 9      -3(1)     4 + (-1)

-15/-3     -4 - 2     8 - 7

5 - 9      -3(1)      -4 - 2

Distributive and Combining Like Terms

100

5x + 6 - 8x

-3x + 6

200

-2(4x - 1)

-8x + 2

300

4x + 5y - 10x + y

-6x + 6y

400

5(x - 2) + 4x

9x - 10

500

4x + 2(-3x + 2) + 7

-2x + 11

Evaluate!

100

Find the value if 

x = -3   y = 4    and   z = 8

              2y + x

2(4) + (-3)

              5

200

Find the value if 

x = -3   y = 4    and   z = 8

             xy  +  z

-3(4) + 8

          -4

300

Find the value if 

x = -3   y = 4    and   z = 8

              3z/y

3(8) / 4

         6

400

Find the value if 

x = -12    y = 6    and   z = -3

            3 + zy

3 + -3(6)

   

          -15

500

Find the value if 

x = -12    y = 6    and   z = -3

            x/z  +  y/z

-12/-3   +   6/-3

          2

Anything Goes

100

Plot the point  (-4, 3)

Left 4  and  Up 3

200

Solve for x.

    X - 5 = -8

X = -3

300

3 - 2(4) + 10

5

400

-8 + 4( 2 - 1) + 3²

5

500

-5x + 4(-x + 3y) + y

-9x + 13y