2x-77=130-7x

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Solution for 2x-77=130-7x equation:


Simplifying
2x + -77 = 130 + -7x

Reorder the terms:
-77 + 2x = 130 + -7x

Solving
-77 + 2x = 130 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-77 + 2x + 7x = 130 + -7x + 7x

Combine like terms: 2x + 7x = 9x
-77 + 9x = 130 + -7x + 7x

Combine like terms: -7x + 7x = 0
-77 + 9x = 130 + 0
-77 + 9x = 130

Add '77' to each side of the equation.
-77 + 77 + 9x = 130 + 77

Combine like terms: -77 + 77 = 0
0 + 9x = 130 + 77
9x = 130 + 77

Combine like terms: 130 + 77 = 207
9x = 207

Divide each side by '9'.
x = 23

Simplifying
x = 23

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