=.8(x-25)

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Solution for =.8(x-25) equation:


Simplifying
0 = 0.8(x + -25)

Reorder the terms:
0 = 0.8(-25 + x)
0 = (-25 * 0.8 + x * 0.8)
0 = (-20 + 0.8x)

Solving
0 = -20 + 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.
0 + -0.8x = -20 + 0.8x + -0.8x
Remove the zero:
-0.8x = -20 + 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
-0.8x = -20 + 0.0
-0.8x = -20

Divide each side by '-0.8'.
x = 25

Simplifying
x = 25

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