4x+21-8x-21=52

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Solution for 4x+21-8x-21=52 equation: 


Simplifying
4x + 21 + -8x + -21 = 52

Reorder the terms:
21 + -21 + 4x + -8x = 52

Combine like terms: 21 + -21 = 0
0 + 4x + -8x = 52
4x + -8x = 52

Combine like terms: 4x + -8x = -4x
-4x = 52

Solving
-4x = 52

Solving for variable 'x'.

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

Divide each side by '-4'.
x = -13

Simplifying
x = -13

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