80=.8*x

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Solution for 80=.8*x equation:


Simplifying
80 = 0.8x

Solving
80 = 0.8x

Solving for variable 'x'.

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

Add '-0.8x' to each side of the equation.
80 + -0.8x = 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
80 + -0.8x = 0.0

Add '-80' to each side of the equation.
80 + -80 + -0.8x = 0.0 + -80

Combine like terms: 80 + -80 = 0
0 + -0.8x = 0.0 + -80
-0.8x = 0.0 + -80

Combine like terms: 0.0 + -80 = -80
-0.8x = -80

Divide each side by '-0.8'.
x = 100

Simplifying
x = 100

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