.4x-8=20+.75x

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Solution for .4x-8=20+.75x equation:


Simplifying
0.4x + -8 = 20 + 0.75x

Reorder the terms:
-8 + 0.4x = 20 + 0.75x

Solving
-8 + 0.4x = 20 + 0.75x

Solving for variable 'x'.

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

Add '-0.75x' to each side of the equation.
-8 + 0.4x + -0.75x = 20 + 0.75x + -0.75x

Combine like terms: 0.4x + -0.75x = -0.35x
-8 + -0.35x = 20 + 0.75x + -0.75x

Combine like terms: 0.75x + -0.75x = 0.00
-8 + -0.35x = 20 + 0.00
-8 + -0.35x = 20

Add '8' to each side of the equation.
-8 + 8 + -0.35x = 20 + 8

Combine like terms: -8 + 8 = 0
0 + -0.35x = 20 + 8
-0.35x = 20 + 8

Combine like terms: 20 + 8 = 28
-0.35x = 28

Divide each side by '-0.35'.
x = -80

Simplifying
x = -80

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