.8x-.5=7

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Solution for .8x-.5=7 equation: 


Simplifying
0.8x + -0.5 = 7

Reorder the terms:
-0.5 + 0.8x = 7

Solving
-0.5 + 0.8x = 7

Solving for variable 'x'.

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

Add '0.5' to each side of the equation.
-0.5 + 0.5 + 0.8x = 7 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + 0.8x = 7 + 0.5
0.8x = 7 + 0.5

Combine like terms: 7 + 0.5 = 7.5
0.8x = 7.5

Divide each side by '0.8'.
x = 9.375

Simplifying
x = 9.375

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