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100
Solve: 2x + 2 = 18
x = 8
100

 Wally is 3 times older than Debbie, minus 2 years.  Wally is 43 years old.  How old is Debbie?

15

100

A soccer team played 12 games and won 5 times as many games as it lost.  How many games did the soccer team win?

10

100

A certain number is 4 less than 3 times another, and their sum is 16.  Find both numbers.

5 and 11

100
What property is shown: (a * b) * c = a(b * c)
Associative Property of Multiplication
200
Solve: 3x + 4 = 7
x = 1
200

Algebra: simplify: 3(2wd3 - 3) + wd3 

Algebra: 21dw - 9 

200
What property is shown: 7 + x = x + 7
Commutative Property of Addition
200

Solve:  5x - 8x + 10x - 10 = 11

 x = 3

200

In the formula A = 1/2h(a + b), A = 66, a = 10, and b = 12.  Find h.

h = 6

300
Solve: 3x + 3 - 2x = 21
x = 18
300

Algebra: Solve for a: ax + b = c 

Algebra: a = (c - b)/x 

300
Solve: (3x-5)/4 = 5
x = 25/3
300
Solve: (3 - 3x)/7 = 6
x = -13
300

Algebra: Evaluate: {[(2 * 3) + (7 * 4)] + 2} * [(8 - 6) - (4 - 3)] 

Algebra: 36 

400
Solve: 4x - 5 - 3x + 2 - 2x = 9
x = -12
400
Simplify: a(b - c) - 2a(c + b)
-1ab - 3ac
400
Simplify: -4(3x - 2) -2(4 + 3x)
-18x
400
Simplify: 22p - 7p + 19 - 15 - 12
15p - 8
400
Simplify: -(x + 7) -2(4x + y)
-9x -7 -2y
500

Solve: 0 = -2(x - 12) + 42

x = 33

500

x/7 = -7/2

-24 1/2

500

A rectangular movie screen is to have a perimeter of 140 ft.  If the length is to be 30 ft more than the width, what is the width?

20 ft

500

In the formula A=p + prt, A = 155, r = 10, and t = 3.  Find p

p = 5

500
Simplify: 1/4(-4 + 16x) - 2/5(20x - 15)
5 - 4x