4x-8=x+15

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Solution for 4x-8=x+15 equation:


Simplifying
4x + -8 = x + 15

Reorder the terms:
-8 + 4x = x + 15

Reorder the terms:
-8 + 4x = 15 + x

Solving
-8 + 4x = 15 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-8 + 4x + -1x = 15 + x + -1x

Combine like terms: 4x + -1x = 3x
-8 + 3x = 15 + x + -1x

Combine like terms: x + -1x = 0
-8 + 3x = 15 + 0
-8 + 3x = 15

Add '8' to each side of the equation.
-8 + 8 + 3x = 15 + 8

Combine like terms: -8 + 8 = 0
0 + 3x = 15 + 8
3x = 15 + 8

Combine like terms: 15 + 8 = 23
3x = 23

Divide each side by '3'.
x = 7.666666667

Simplifying
x = 7.666666667

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