3x+21=36-6y

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


Simplifying
3x + 21 = 36 + -6y

Reorder the terms:
21 + 3x = 36 + -6y

Solving
21 + 3x = 36 + -6y

Solving for variable 'x'.

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

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

Combine like terms: 21 + -21 = 0
0 + 3x = 36 + -21 + -6y
3x = 36 + -21 + -6y

Combine like terms: 36 + -21 = 15
3x = 15 + -6y

Divide each side by '3'.
x = 5 + -2y

Simplifying
x = 5 + -2y

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