7x-66=18x+77

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Solution for 7x-66=18x+77 equation:


Simplifying
7x + -66 = 18x + 77

Reorder the terms:
-66 + 7x = 18x + 77

Reorder the terms:
-66 + 7x = 77 + 18x

Solving
-66 + 7x = 77 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
-66 + 7x + -18x = 77 + 18x + -18x

Combine like terms: 7x + -18x = -11x
-66 + -11x = 77 + 18x + -18x

Combine like terms: 18x + -18x = 0
-66 + -11x = 77 + 0
-66 + -11x = 77

Add '66' to each side of the equation.
-66 + 66 + -11x = 77 + 66

Combine like terms: -66 + 66 = 0
0 + -11x = 77 + 66
-11x = 77 + 66

Combine like terms: 77 + 66 = 143
-11x = 143

Divide each side by '-11'.
x = -13

Simplifying
x = -13

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