5x+8=80-3x

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Solution for 5x+8=80-3x equation:


Simplifying
5x + 8 = 80 + -3x

Reorder the terms:
8 + 5x = 80 + -3x

Solving
8 + 5x = 80 + -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.
8 + 5x + 3x = 80 + -3x + 3x

Combine like terms: 5x + 3x = 8x
8 + 8x = 80 + -3x + 3x

Combine like terms: -3x + 3x = 0
8 + 8x = 80 + 0
8 + 8x = 80

Add '-8' to each side of the equation.
8 + -8 + 8x = 80 + -8

Combine like terms: 8 + -8 = 0
0 + 8x = 80 + -8
8x = 80 + -8

Combine like terms: 80 + -8 = 72
8x = 72

Divide each side by '8'.
x = 9

Simplifying
x = 9

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