63-7x=11x+21

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Solution for 63-7x=11x+21 equation: 


Simplifying
63 + -7x = 11x + 21

Reorder the terms:
63 + -7x = 21 + 11x

Solving
63 + -7x = 21 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
63 + -7x + -11x = 21 + 11x + -11x

Combine like terms: -7x + -11x = -18x
63 + -18x = 21 + 11x + -11x

Combine like terms: 11x + -11x = 0
63 + -18x = 21 + 0
63 + -18x = 21

Add '-63' to each side of the equation.
63 + -63 + -18x = 21 + -63

Combine like terms: 63 + -63 = 0
0 + -18x = 21 + -63
-18x = 21 + -63

Combine like terms: 21 + -63 = -42
-18x = -42

Divide each side by '-18'.
x = 2.333333333

Simplifying
x = 2.333333333

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