2x+7=-8x

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Solution for 2x+7=-8x equation:


Simplifying
2x + 7 = -8x

Reorder the terms:
7 + 2x = -8x

Solving
7 + 2x = -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
7 + 2x + 8x = -8x + 8x

Combine like terms: 2x + 8x = 10x
7 + 10x = -8x + 8x

Combine like terms: -8x + 8x = 0
7 + 10x = 0

Add '-7' to each side of the equation.
7 + -7 + 10x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 10x = 0 + -7
10x = 0 + -7

Combine like terms: 0 + -7 = -7
10x = -7

Divide each side by '10'.
x = -0.7

Simplifying
x = -0.7

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