3x+77=77-4x

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Solution for 3x+77=77-4x equation:


Simplifying
3x + 77 = 77 + -4x

Reorder the terms:
77 + 3x = 77 + -4x

Add '-77' to each side of the equation.
77 + -77 + 3x = 77 + -77 + -4x

Combine like terms: 77 + -77 = 0
0 + 3x = 77 + -77 + -4x
3x = 77 + -77 + -4x

Combine like terms: 77 + -77 = 0
3x = 0 + -4x
3x = -4x

Solving
3x = -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
3x + 4x = -4x + 4x

Combine like terms: 3x + 4x = 7x
7x = -4x + 4x

Combine like terms: -4x + 4x = 0
7x = 0

Divide each side by '7'.
x = 0

Simplifying
x = 0

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