Subtraction
20 - 13
7
2 times 10
20
Simplify:
3x + 3 + 2x
5x + 3
or
3 + 5x
Solve:
2x = 10
x = 5
-4 + 6
2
23 - 16
7
30 times 10
300
Simplify:
10 + 3x - 4 + 2x
6 + 5x
or 5x + 6
Solve:
x + 5 = 2x + 3
x = 2
-10 + -4
-14
54 - 24
30
13 times 25
325
Simplify:
9x + 4 - 3x + 1
6x + 5
or 5 + 6x
Solve:
4x + 3 + 2x = x + 18
x = 3
-5 + 3 + -1
-3
345 - 237
108
41 times 15
615
Simplify:
70 + 32x + 13 + 11x
83 + 43x
Solve:
3x + 3 + x = x + 10 + 11
x = 6
5 - (-3)
8
9204 - 2833
6371
5 times 5 times 3 times 2
150
Simplify:
300x + 45 - 200x - 10
100x + 35
Solve:
2(3x + 1) = 10 + 10
x = 3
-5 - (-2)
-3