9x-2-7x=31+6x-15

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Solution for 9x-2-7x=31+6x-15 equation:


Simplifying
9x + -2 + -7x = 31 + 6x + -15

Reorder the terms:
-2 + 9x + -7x = 31 + 6x + -15

Combine like terms: 9x + -7x = 2x
-2 + 2x = 31 + 6x + -15

Reorder the terms:
-2 + 2x = 31 + -15 + 6x

Combine like terms: 31 + -15 = 16
-2 + 2x = 16 + 6x

Solving
-2 + 2x = 16 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-2 + 2x + -6x = 16 + 6x + -6x

Combine like terms: 2x + -6x = -4x
-2 + -4x = 16 + 6x + -6x

Combine like terms: 6x + -6x = 0
-2 + -4x = 16 + 0
-2 + -4x = 16

Add '2' to each side of the equation.
-2 + 2 + -4x = 16 + 2

Combine like terms: -2 + 2 = 0
0 + -4x = 16 + 2
-4x = 16 + 2

Combine like terms: 16 + 2 = 18
-4x = 18

Divide each side by '-4'.
x = -4.5

Simplifying
x = -4.5

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