36-6x=21-3x

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Solution for 36-6x=21-3x equation:


Simplifying
36 + -6x = 21 + -3x

Solving
36 + -6x = 21 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
36 + -6x + 3x = 21 + -3x + 3x

Combine like terms: -6x + 3x = -3x
36 + -3x = 21 + -3x + 3x

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

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 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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