7x-75=77-x

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Solution for 7x-75=77-x equation:


Simplifying
7x + -75 = 77 + -1x

Reorder the terms:
-75 + 7x = 77 + -1x

Solving
-75 + 7x = 77 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-75 + 7x + x = 77 + -1x + x

Combine like terms: 7x + x = 8x
-75 + 8x = 77 + -1x + x

Combine like terms: -1x + x = 0
-75 + 8x = 77 + 0
-75 + 8x = 77

Add '75' to each side of the equation.
-75 + 75 + 8x = 77 + 75

Combine like terms: -75 + 75 = 0
0 + 8x = 77 + 75
8x = 77 + 75

Combine like terms: 77 + 75 = 152
8x = 152

Divide each side by '8'.
x = 19

Simplifying
x = 19

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