3x-63=x-39

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Solution for 3x-63=x-39 equation:


Simplifying
3x + -63 = x + -39

Reorder the terms:
-63 + 3x = x + -39

Reorder the terms:
-63 + 3x = -39 + x

Solving
-63 + 3x = -39 + 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.
-63 + 3x + -1x = -39 + x + -1x

Combine like terms: 3x + -1x = 2x
-63 + 2x = -39 + x + -1x

Combine like terms: x + -1x = 0
-63 + 2x = -39 + 0
-63 + 2x = -39

Add '63' to each side of the equation.
-63 + 63 + 2x = -39 + 63

Combine like terms: -63 + 63 = 0
0 + 2x = -39 + 63
2x = -39 + 63

Combine like terms: -39 + 63 = 24
2x = 24

Divide each side by '2'.
x = 12

Simplifying
x = 12

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