3x+13=77-3x

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Solution for 3x+13=77-3x equation:


Simplifying
3x + 13 = 77 + -3x

Reorder the terms:
13 + 3x = 77 + -3x

Solving
13 + 3x = 77 + -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.
13 + 3x + 3x = 77 + -3x + 3x

Combine like terms: 3x + 3x = 6x
13 + 6x = 77 + -3x + 3x

Combine like terms: -3x + 3x = 0
13 + 6x = 77 + 0
13 + 6x = 77

Add '-13' to each side of the equation.
13 + -13 + 6x = 77 + -13

Combine like terms: 13 + -13 = 0
0 + 6x = 77 + -13
6x = 77 + -13

Combine like terms: 77 + -13 = 64
6x = 64

Divide each side by '6'.
x = 10.66666667

Simplifying
x = 10.66666667

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