7x-4=2-x+1+9x-15

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Solution for 7x-4=2-x+1+9x-15 equation:


Simplifying
7x + -4 = 2 + -1x + 1 + 9x + -15

Reorder the terms:
-4 + 7x = 2 + -1x + 1 + 9x + -15

Reorder the terms:
-4 + 7x = 2 + 1 + -15 + -1x + 9x

Combine like terms: 2 + 1 = 3
-4 + 7x = 3 + -15 + -1x + 9x

Combine like terms: 3 + -15 = -12
-4 + 7x = -12 + -1x + 9x

Combine like terms: -1x + 9x = 8x
-4 + 7x = -12 + 8x

Solving
-4 + 7x = -12 + 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.
-4 + 7x + -8x = -12 + 8x + -8x

Combine like terms: 7x + -8x = -1x
-4 + -1x = -12 + 8x + -8x

Combine like terms: 8x + -8x = 0
-4 + -1x = -12 + 0
-4 + -1x = -12

Add '4' to each side of the equation.
-4 + 4 + -1x = -12 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = -12 + 4
-1x = -12 + 4

Combine like terms: -12 + 4 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8

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