Spark Review 11/6

Solving Equations

100

9x+3=57

6

200

y/5-3=-10

-35

300

-3y+12=-12

8

400

-3(n+5)=12

-9

500

p/7-3=-5

-14

Solving Inequalities

100

2x+5> -3 

x>-8

200

-3m+9< -21

m>10

300

a/-8+15>23

a<-1

400

f/2-22< 38

f<30

500

-2(n-4)> -12

n<10

Operations with Integers

100

-7+2

-5

200

-8-8

-16

300

4*(-5)

-20

400

(-8)/-2

4

500

-1/8-3/4

-7/8

Simplifying Expressions

100

-7x+2x+8

-5x+8

200

-9y+10+7y-5

-2y+5

300

(-3x-2)+(7x+10)

4x+8

400

(8x-4)-(6x-12)

2x+8

500

-3(-5x+4)

15x-12

Unit Rate

100

($35)/(7 ft.)

$5 per foot.

200

(5 1/2 mi.)/(1/2 hour)

22 miles per hour.

300

On a road map, the distance from Ontario to Boise is  6 inches.  The map scale is 1 in: 10 mi.  How many miles is the actual distance between the two cities?

60 miles

400

A video game store was getting rid of old games, selling them 5 for $60. If they sold 12 games, how much money would they have made?

$144

500

On a road map, the distance between Boise to Seattle is 5 inches.  The map scale is 1 in: 80 mi.  How many miles is the actual distance between the two cities?

400 miles