-8x-[2(10-5x)+15]=9x

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Solution for -8x-[2(10-5x)+15]=9x equation:


Simplifying
-8x + -1[2(10 + -5x) + 15] = 9x
-8x + -1[(10 * 2 + -5x * 2) + 15] = 9x
-8x + -1[(20 + -10x) + 15] = 9x

Reorder the terms:
-8x + -1[20 + 15 + -10x] = 9x

Combine like terms: 20 + 15 = 35
-8x + -1[35 + -10x] = 9x
-8x + [35 * -1 + -10x * -1] = 9x
-8x + [-35 + 10x] = 9x

Reorder the terms:
-35 + -8x + 10x = 9x

Combine like terms: -8x + 10x = 2x
-35 + 2x = 9x

Solving
-35 + 2x = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-35 + 2x + -9x = 9x + -9x

Combine like terms: 2x + -9x = -7x
-35 + -7x = 9x + -9x

Combine like terms: 9x + -9x = 0
-35 + -7x = 0

Add '35' to each side of the equation.
-35 + 35 + -7x = 0 + 35

Combine like terms: -35 + 35 = 0
0 + -7x = 0 + 35
-7x = 0 + 35

Combine like terms: 0 + 35 = 35
-7x = 35

Divide each side by '-7'.
x = -5

Simplifying
x = -5

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