-9x+7=2x+10+x+9

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Solution for -9x+7=2x+10+x+9 equation:


Simplifying
-9x + 7 = 2x + 10 + x + 9

Reorder the terms:
7 + -9x = 2x + 10 + x + 9

Reorder the terms:
7 + -9x = 10 + 9 + 2x + x

Combine like terms: 10 + 9 = 19
7 + -9x = 19 + 2x + x

Combine like terms: 2x + x = 3x
7 + -9x = 19 + 3x

Solving
7 + -9x = 19 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
7 + -9x + -3x = 19 + 3x + -3x

Combine like terms: -9x + -3x = -12x
7 + -12x = 19 + 3x + -3x

Combine like terms: 3x + -3x = 0
7 + -12x = 19 + 0
7 + -12x = 19

Add '-7' to each side of the equation.
7 + -7 + -12x = 19 + -7

Combine like terms: 7 + -7 = 0
0 + -12x = 19 + -7
-12x = 19 + -7

Combine like terms: 19 + -7 = 12
-12x = 12

Divide each side by '-12'.
x = -1

Simplifying
x = -1

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