3x-7-x=15-2x-6

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Solution for 3x-7-x=15-2x-6 equation:


Simplifying
3x + -7 + -1x = 15 + -2x + -6

Reorder the terms:
-7 + 3x + -1x = 15 + -2x + -6

Combine like terms: 3x + -1x = 2x
-7 + 2x = 15 + -2x + -6

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

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

Solving
-7 + 2x = 9 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-7 + 2x + 2x = 9 + -2x + 2x

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

Combine like terms: -2x + 2x = 0
-7 + 4x = 9 + 0
-7 + 4x = 9

Add '7' to each side of the equation.
-7 + 7 + 4x = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 4x = 9 + 7
4x = 9 + 7

Combine like terms: 9 + 7 = 16
4x = 16

Divide each side by '4'.
x = 4

Simplifying
x = 4

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