8x+x+15=-7x+12

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Solution for 8x+x+15=-7x+12 equation:


Simplifying
8x + x + 15 = -7x + 12

Reorder the terms:
15 + 8x + x = -7x + 12

Combine like terms: 8x + x = 9x
15 + 9x = -7x + 12

Reorder the terms:
15 + 9x = 12 + -7x

Solving
15 + 9x = 12 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
15 + 9x + 7x = 12 + -7x + 7x

Combine like terms: 9x + 7x = 16x
15 + 16x = 12 + -7x + 7x

Combine like terms: -7x + 7x = 0
15 + 16x = 12 + 0
15 + 16x = 12

Add '-15' to each side of the equation.
15 + -15 + 16x = 12 + -15

Combine like terms: 15 + -15 = 0
0 + 16x = 12 + -15
16x = 12 + -15

Combine like terms: 12 + -15 = -3
16x = -3

Divide each side by '16'.
x = -0.1875

Simplifying
x = -0.1875

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