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

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


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

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

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

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

Solving
7 + x = 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.
7 + x + 7x = 12 + -7x + 7x

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

Combine like terms: -7x + 7x = 0
7 + 8x = 12 + 0
7 + 8x = 12

Add '-7' to each side of the equation.
7 + -7 + 8x = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 12 + -7
8x = 12 + -7

Combine like terms: 12 + -7 = 5
8x = 5

Divide each side by '8'.
x = 0.625

Simplifying
x = 0.625

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