One-Step Equations
Two-Step Equations
Multi-Step Equations
Variables on Both Sides
100
Solve for x:

5x = 20

(When you see it written 5x that means the same thing as 5*x)
x = 4

WORK
5x = 20
5x/5 = 20/5
x = 4
100
Solve for t:

-t + 8 = 3
t = 5

WORK
-t + 8 = 3
-t + 8 - 8= 3 - 8
-t = -5 [which is the same thing as -1t = -5]
-1t/-1=-5/-1
t = 5
100
Solve for x:

-8(2x - 1) = 36
x = -7/4

WORK
-8(2x - 1) = 36
-16x + 8 = 36 [Distributive Property]
-16x + 8 - 8 = 36 - 8
-16x = 28
-16x/(-16) = 28/(-16)
x = -7/4
100
Solve for p:

1.5p = 1.25p + 8
p = 32

WORK
1.5p = 1.25p + 8
1.5p - 1.25p = 1.25p - 1/25p + 8
0.25p/0.25 = 8/0.25
p = 32
300
Solve for b:

-7 = b - 3
b = -4

WORK
-7 = b - 3
-7 +3 = b - 3 +3
-4 = b
300
Solve for x:

2x + 3 = 15

(When you see it written 2x that means the same thing as 2*x)
x = 6

WORK
2x + 3 = 15
2x + 3 - 3 = 15 - 3
2x = 12
(2x)/2 = 12/2
x = 6
300
Solve for m:

5 = 5m - 23 + 2m
m =4

WORK
5 = 5m - 23 + 2m
5 = 5m + 2m - 23
5 = 7m - 23
5 + 23 = 7m - 23 + 23
28 = 7m
28/7 = 7m/7
4 = m
300
Solve for b:

3b - 4 = b + 2
b = 3

WORK
3b - 4 = b + 2
3b - 4 + 4 = b + 2 + 4
3b = b + 6
3b - b = b - b + 6
2b = 6
2b/2 = 6/2
b = 3
500
Solve for x:

x/3 = 2
x = 6

WORK
x/3 = 2
x/3 *3 = 2 *3
x = 6
500
Solve for a:

(1/2)a + 5 = 18
a = 26

WORK
(1/2)a + 5 = 18
(1/2)a + 5 - 5 = 18 - 5
(1/2)a = 13
2*(1/2)a = 13*2
a = 26
500
Solve for x:

(x + 4) + 2x = 67
x = 21

WORK
(x + 4) + 2x = 67
x + 2x + 4 = 67 [addition is commutative]
3x + 4 = 67
3x + 4 - 4= 67 - 4
3x = 63
3x/3 = 63/3
x = 21
500
Solve for x:

5x + 2 = 2x + 14
x = 4

WORK
5x + 2 = 2x + 14
5x + 2 - 2 2x + 14- 2
5x = 2x + 12
5x - 2x = 2x - 2x + 12
3x = 12
3x/3 = 12/3
x = 4
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