-221=-77+9x

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Solution for -221=-77+9x equation:


Simplifying
-221 = -77 + 9x

Solving
-221 = -77 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-221 + -9x = -77 + 9x + -9x

Combine like terms: 9x + -9x = 0
-221 + -9x = -77 + 0
-221 + -9x = -77

Add '221' to each side of the equation.
-221 + 221 + -9x = -77 + 221

Combine like terms: -221 + 221 = 0
0 + -9x = -77 + 221
-9x = -77 + 221

Combine like terms: -77 + 221 = 144
-9x = 144

Divide each side by '-9'.
x = -16

Simplifying
x = -16

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