8x+7=2(-2x-9)

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Solution for 8x+7=2(-2x-9) equation:


Simplifying
8x + 7 = 2(-2x + -9)

Reorder the terms:
7 + 8x = 2(-2x + -9)

Reorder the terms:
7 + 8x = 2(-9 + -2x)
7 + 8x = (-9 * 2 + -2x * 2)
7 + 8x = (-18 + -4x)

Solving
7 + 8x = -18 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
7 + 8x + 4x = -18 + -4x + 4x

Combine like terms: 8x + 4x = 12x
7 + 12x = -18 + -4x + 4x

Combine like terms: -4x + 4x = 0
7 + 12x = -18 + 0
7 + 12x = -18

Add '-7' to each side of the equation.
7 + -7 + 12x = -18 + -7

Combine like terms: 7 + -7 = 0
0 + 12x = -18 + -7
12x = -18 + -7

Combine like terms: -18 + -7 = -25
12x = -25

Divide each side by '12'.
x = -2.083333333

Simplifying
x = -2.083333333

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