5-7x=80-28x

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Solution for 5-7x=80-28x equation:


Simplifying
5 + -7x = 80 + -28x

Solving
5 + -7x = 80 + -28x

Solving for variable 'x'.

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

Add '28x' to each side of the equation.
5 + -7x + 28x = 80 + -28x + 28x

Combine like terms: -7x + 28x = 21x
5 + 21x = 80 + -28x + 28x

Combine like terms: -28x + 28x = 0
5 + 21x = 80 + 0
5 + 21x = 80

Add '-5' to each side of the equation.
5 + -5 + 21x = 80 + -5

Combine like terms: 5 + -5 = 0
0 + 21x = 80 + -5
21x = 80 + -5

Combine like terms: 80 + -5 = 75
21x = 75

Divide each side by '21'.
x = 3.571428571

Simplifying
x = 3.571428571

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