63=21-11x-3x

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Solution for 63=21-11x-3x equation:


Simplifying
63 = 21 + -11x + -3x

Combine like terms: -11x + -3x = -14x
63 = 21 + -14x

Solving
63 = 21 + -14x

Solving for variable 'x'.

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

Add '14x' to each side of the equation.
63 + 14x = 21 + -14x + 14x

Combine like terms: -14x + 14x = 0
63 + 14x = 21 + 0
63 + 14x = 21

Add '-63' to each side of the equation.
63 + -63 + 14x = 21 + -63

Combine like terms: 63 + -63 = 0
0 + 14x = 21 + -63
14x = 21 + -63

Combine like terms: 21 + -63 = -42
14x = -42

Divide each side by '14'.
x = -3

Simplifying
x = -3

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