HSM Ch. 2 Review

Simplify

100

2(x+2)

2x+4

200

-2(x+3)

-2x-6

300

-2(x-y-2)

-2x+2y+4

400

6x-4-(9x-8)

-3x+4

500

y-5y²-10y+12y²+1

7y²-9y+1

Solving

100

x+4=8

x=4

200

4x+6=10

x=1

300

3x+4+2x=14

x=2

400

7x+4-3x=20

x=4

500

7x-5=3x+19

x=6

Combining Like Terms

100

2x+7+4x-2

6x+5

200

x²+2x+7x

x²+9x

300

x-7+y-4x+7y+6

-3x+8y+13

400

3(x-2)+7

3x+1

500

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

-7y+2x

Integers

100

20-(-7)+2

What is 29?

200

4-7+12

What is 9?

300

2(-7)+19

What is 5?

400

13-21+7-14

What is -15?

500

7+(-5)+8-9

What is 1?

Miscellaneous

100

3x=18

x=6

200

4x-12=8

x=5

300

Fred bought 4 pounds of flour for $5.20. What is the unit rate?

$1.30

400

2x²+6y+7 when x=3 and y=-2

13

500

Complete the sequence and explain the pattern

4,6,10,16,__,__,__

24,34,46

Add next even number