7th Grade Final Review

Order of Operations (Pg 10)

100

(12 - 6) · 5^2

150

200

3^5 - (1 +10^2)

142

300

108 ÷ [3(9 + 3^3)]

2

400

[(6^3 - 9) ÷ 23]4

36

500

3[4 - 8 + 4^2(2 + 5)]

324

Solving Multi-Step Equations (Pg 91)

100

-6m - 8 = 24

-16/3

200

45 = 7 - 5n

-38/5

300

2b/3 + 6 = 24

27

400

5x/9 - 11 = -51

-72

500

6(3a + 1) - 30 = 3(2a - 4)

1

Slope (Pg 172)

100

(3,6),(4,8)

m=2

200

(-2,2),(-6,4)

m=-1/2

300

(4,3),(-1,11)

m=-8/5

400

(6,-2),(8,3)

m=5/2

500

(1,10),(-8,3)

m=7/9

Standard Form to Slope Intercept (Pg 217)

100

-3x+y=6

y=3x+6

200

-5x+y=1

y=5x+1

300

5x+2y=8

y=-5/2x+4

400

4x+9y=27

y=-4/9x+3

500

3x-1/4y=2

y=12x-8

Direct Variation (Pg 183)

100

If y=15 when x=12, find y when x=32.

y=5/4x;  40

200

If y=-11 when x=6, find x when y=44.

y=-11/6x;  -24

300

If y=6 when x=10, find x when y=18.

y=3/5x;  30

400

If y=3.2 when x=1.6, find y when x=19.

y=2x;  38

500

If y=4.5 when x=2.5, find y when x=12. 

y=1.8x;  21.6