Solve for x
Simplify
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Opposites
100
Solve: 2x + 2 = 18
x = 8
100

3(2w - 3) + w

7w - 9 

100

(x+1)(x-1)

x2-1

100

What is the inverse of division?: 

Multiplication

200
Solve: 3x + 4 = 7
x = 1
200

4(2x+1) - 3x

5x + 4

200

(x+1+2)2

x2+6⁢x+9

200

What is the reciprocal of 2?

1/2

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

4(p - 5) +3(p +1)

7p - 17

300

(2⁢x+3)2

4⁢x2+12⁢x+9

300

What is the reciprocal of 21?

1/21

400
Solve: 4x - 5 - 3x + 2 - 2x = 9
x = -12
400

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

-18x

400

(x+2)3

x3+6⁢x2+12⁢x+8

400

What is the reciprocal of -1/90?

-90

500
Solve: 21 = x - 12
x = 33
500

2a - 4b +3ab -5a +2b

-3a - 2b + 3ab

500

(2⁢a-b+3)2


Double Jeopardy

4⁢a2-4⁢a⁢b+12⁢a+b2-6⁢b+9

500

What is the reciprocal of 49/6?

6/49