x-39=5x+21

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Solution for x-39=5x+21 equation:


Simplifying
x + -39 = 5x + 21

Reorder the terms:
-39 + x = 5x + 21

Reorder the terms:
-39 + x = 21 + 5x

Solving
-39 + x = 21 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-39 + x + -5x = 21 + 5x + -5x

Combine like terms: x + -5x = -4x
-39 + -4x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
-39 + -4x = 21 + 0
-39 + -4x = 21

Add '39' to each side of the equation.
-39 + 39 + -4x = 21 + 39

Combine like terms: -39 + 39 = 0
0 + -4x = 21 + 39
-4x = 21 + 39

Combine like terms: 21 + 39 = 60
-4x = 60

Divide each side by '-4'.
x = -15

Simplifying
x = -15

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