77=x+7x+5+8

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Solution for 77=x+7x+5+8 equation:


Simplifying
77 = x + 7x + 5 + 8

Reorder the terms:
77 = 5 + 8 + x + 7x

Combine like terms: 5 + 8 = 13
77 = 13 + x + 7x

Combine like terms: x + 7x = 8x
77 = 13 + 8x

Solving
77 = 13 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
77 + -8x = 13 + 8x + -8x

Combine like terms: 8x + -8x = 0
77 + -8x = 13 + 0
77 + -8x = 13

Add '-77' to each side of the equation.
77 + -77 + -8x = 13 + -77

Combine like terms: 77 + -77 = 0
0 + -8x = 13 + -77
-8x = 13 + -77

Combine like terms: 13 + -77 = -64
-8x = -64

Divide each side by '-8'.
x = 8

Simplifying
x = 8

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