80+(5x-1)=90

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Solution for 80+(5x-1)=90 equation:


Simplifying
80 + (5x + -1) = 90

Reorder the terms:
80 + (-1 + 5x) = 90

Remove parenthesis around (-1 + 5x)
80 + -1 + 5x = 90

Combine like terms: 80 + -1 = 79
79 + 5x = 90

Solving
79 + 5x = 90

Solving for variable 'x'.

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

Add '-79' to each side of the equation.
79 + -79 + 5x = 90 + -79

Combine like terms: 79 + -79 = 0
0 + 5x = 90 + -79
5x = 90 + -79

Combine like terms: 90 + -79 = 11
5x = 11

Divide each side by '5'.
x = 2.2

Simplifying
x = 2.2

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