9x+15=-3x+63

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Solution for 9x+15=-3x+63 equation:


Simplifying
9x + 15 = -3x + 63

Reorder the terms:
15 + 9x = -3x + 63

Reorder the terms:
15 + 9x = 63 + -3x

Solving
15 + 9x = 63 + -3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '3x' to each side of the equation.
15 + 9x + 3x = 63 + -3x + 3x

Combine like terms: 9x + 3x = 12x
15 + 12x = 63 + -3x + 3x

Combine like terms: -3x + 3x = 0
15 + 12x = 63 + 0
15 + 12x = 63

Add '-15' to each side of the equation.
15 + -15 + 12x = 63 + -15

Combine like terms: 15 + -15 = 0
0 + 12x = 63 + -15
12x = 63 + -15

Combine like terms: 63 + -15 = 48
12x = 48

Divide each side by '12'.
x = 4

Simplifying
x = 4

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