5(x-3)=3(x+7)-x

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Solution for 5(x-3)=3(x+7)-x equation:


Simplifying
5(x + -3) = 3(x + 7) + -1x

Reorder the terms:
5(-3 + x) = 3(x + 7) + -1x
(-3 * 5 + x * 5) = 3(x + 7) + -1x
(-15 + 5x) = 3(x + 7) + -1x

Reorder the terms:
-15 + 5x = 3(7 + x) + -1x
-15 + 5x = (7 * 3 + x * 3) + -1x
-15 + 5x = (21 + 3x) + -1x

Combine like terms: 3x + -1x = 2x
-15 + 5x = 21 + 2x

Solving
-15 + 5x = 21 + 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.
-15 + 5x + -2x = 21 + 2x + -2x

Combine like terms: 5x + -2x = 3x
-15 + 3x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
-15 + 3x = 21 + 0
-15 + 3x = 21

Add '15' to each side of the equation.
-15 + 15 + 3x = 21 + 15

Combine like terms: -15 + 15 = 0
0 + 3x = 21 + 15
3x = 21 + 15

Combine like terms: 21 + 15 = 36
3x = 36

Divide each side by '3'.
x = 12

Simplifying
x = 12

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