Simplify Expressions
Simplify.
3(x - 4)
3x - 12
20
Solve for x.
x - 8 = 13
x = 21
Round 34.8 to the nearest whole number.
35
Simplify.
4x + 7 - 6x
-2x + 7
Evaluate -3x + 9 when x = 2
3
Solve for x.
4x = 28
Round 127.34 to the nearest whole number.
127
Simplify.
-2(4x - 9)
-8x + 18
Evaluate 5x - 7 when x = -4
-27
Solve for x.
2x + 3 = 13
x = 5
Round 26.93 to the nearest tenth.
26.9
Simplify.
5(2x - 6) + 18
10x - 12
Evaluate -2x - 17 when x = 6
-29
Solve for x.
6x - 7 = 11
x = 3
Round 87.486 to the nearest hundreth.
87.49
Simplify.
7x - 2(x + 8)
5x - 16
Evaluate -6x - 14 when x = -5
16
Solve for x.
-8x + 4 = -20
x = -3
Round 56.392 to the nearest hundreth.
56.39