0.8(x-100.00)=450.00

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Solution for 0.8(x-100.00)=450.00 equation: 


Simplifying
0.8(x + -100.00) = 450.00

Reorder the terms:
0.8(-100.00 + x) = 450.00
(-100.00 * 0.8 + x * 0.8) = 450.00
(-80 + 0.8x) = 450.00

Solving
-80 + 0.8x = 450.00

Solving for variable 'x'.

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

Add '80' to each side of the equation.
-80 + 80 + 0.8x = 450.00 + 80

Combine like terms: -80 + 80 = 0
0 + 0.8x = 450.00 + 80
0.8x = 450.00 + 80

Combine like terms: 450.00 + 80 = 530
0.8x = 530

Divide each side by '0.8'.
x = 662.5

Simplifying
x = 662.5

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