77-2x=7-9x

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Solution for 77-2x=7-9x equation:


Simplifying
77 + -2x = 7 + -9x

Solving
77 + -2x = 7 + -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.
77 + -2x + 9x = 7 + -9x + 9x

Combine like terms: -2x + 9x = 7x
77 + 7x = 7 + -9x + 9x

Combine like terms: -9x + 9x = 0
77 + 7x = 7 + 0
77 + 7x = 7

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

Combine like terms: 77 + -77 = 0
0 + 7x = 7 + -77
7x = 7 + -77

Combine like terms: 7 + -77 = -70
7x = -70

Divide each side by '7'.
x = -10

Simplifying
x = -10

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