-10x-(9-x)=4(2x+5)-12

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Solution for -10x-(9-x)=4(2x+5)-12 equation:


Simplifying
-10x + -1(9 + -1x) = 4(2x + 5) + -12
-10x + (9 * -1 + -1x * -1) = 4(2x + 5) + -12
-10x + (-9 + 1x) = 4(2x + 5) + -12

Reorder the terms:
-9 + -10x + 1x = 4(2x + 5) + -12

Combine like terms: -10x + 1x = -9x
-9 + -9x = 4(2x + 5) + -12

Reorder the terms:
-9 + -9x = 4(5 + 2x) + -12
-9 + -9x = (5 * 4 + 2x * 4) + -12
-9 + -9x = (20 + 8x) + -12

Reorder the terms:
-9 + -9x = 20 + -12 + 8x

Combine like terms: 20 + -12 = 8
-9 + -9x = 8 + 8x

Solving
-9 + -9x = 8 + 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.
-9 + -9x + -8x = 8 + 8x + -8x

Combine like terms: -9x + -8x = -17x
-9 + -17x = 8 + 8x + -8x

Combine like terms: 8x + -8x = 0
-9 + -17x = 8 + 0
-9 + -17x = 8

Add '9' to each side of the equation.
-9 + 9 + -17x = 8 + 9

Combine like terms: -9 + 9 = 0
0 + -17x = 8 + 9
-17x = 8 + 9

Combine like terms: 8 + 9 = 17
-17x = 17

Divide each side by '-17'.
x = -1

Simplifying
x = -1

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