(8x-36)-5x=(5x+21)-5x

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Solution for (8x-36)-5x=(5x+21)-5x equation:


Simplifying
(8x + -36) + -5x = (5x + 21) + -5x

Reorder the terms:
(-36 + 8x) + -5x = (5x + 21) + -5x

Remove parenthesis around (-36 + 8x)
-36 + 8x + -5x = (5x + 21) + -5x

Combine like terms: 8x + -5x = 3x
-36 + 3x = (5x + 21) + -5x

Reorder the terms:
-36 + 3x = (21 + 5x) + -5x

Remove parenthesis around (21 + 5x)
-36 + 3x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
-36 + 3x = 21 + 0
-36 + 3x = 21

Solving
-36 + 3x = 21

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 3x = 21 + 36

Combine like terms: -36 + 36 = 0
0 + 3x = 21 + 36
3x = 21 + 36

Combine like terms: 21 + 36 = 57
3x = 57

Divide each side by '3'.
x = 19

Simplifying
x = 19

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