9x-77=3x+7

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Solution for 9x-77=3x+7 equation:


Simplifying
9x + -77 = 3x + 7

Reorder the terms:
-77 + 9x = 3x + 7

Reorder the terms:
-77 + 9x = 7 + 3x

Solving
-77 + 9x = 7 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-77 + 9x + -3x = 7 + 3x + -3x

Combine like terms: 9x + -3x = 6x
-77 + 6x = 7 + 3x + -3x

Combine like terms: 3x + -3x = 0
-77 + 6x = 7 + 0
-77 + 6x = 7

Add '77' to each side of the equation.
-77 + 77 + 6x = 7 + 77

Combine like terms: -77 + 77 = 0
0 + 6x = 7 + 77
6x = 7 + 77

Combine like terms: 7 + 77 = 84
6x = 84

Divide each side by '6'.
x = 14

Simplifying
x = 14

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