15+7=-8x+4x+2x

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Solution for 15+7=-8x+4x+2x equation:


Simplifying
15 + 7 = -8x + 4x + 2x

Combine like terms: 15 + 7 = 22
22 = -8x + 4x + 2x

Combine like terms: -8x + 4x = -4x
22 = -4x + 2x

Combine like terms: -4x + 2x = -2x
22 = -2x

Solving
22 = -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
22 + 2x = -2x + 2x

Combine like terms: -2x + 2x = 0
22 + 2x = 0

Add '-22' to each side of the equation.
22 + -22 + 2x = 0 + -22

Combine like terms: 22 + -22 = 0
0 + 2x = 0 + -22
2x = 0 + -22

Combine like terms: 0 + -22 = -22
2x = -22

Divide each side by '2'.
x = -11

Simplifying
x = -11

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