80=7x-4

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Solution for 80=7x-4 equation:


Simplifying
80 = 7x + -4

Reorder the terms:
80 = -4 + 7x

Solving
80 = -4 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
80 + -7x = -4 + 7x + -7x

Combine like terms: 7x + -7x = 0
80 + -7x = -4 + 0
80 + -7x = -4

Add '-80' to each side of the equation.
80 + -80 + -7x = -4 + -80

Combine like terms: 80 + -80 = 0
0 + -7x = -4 + -80
-7x = -4 + -80

Combine like terms: -4 + -80 = -84
-7x = -84

Divide each side by '-7'.
x = 12

Simplifying
x = 12

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