.60x-.20(40+x)=.30(40)

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Solution for .60x-.20(40+x)=.30(40) equation:


Simplifying
0.60x + -0.20(40 + x) = 0.30(40)
0.60x + (40 * -0.20 + x * -0.20) = 0.30(40)
0.60x + (-8 + -0.20x) = 0.30(40)

Reorder the terms:
-8 + 0.60x + -0.20x = 0.30(40)

Combine like terms: 0.60x + -0.20x = 0.4x
-8 + 0.4x = 0.30(40)

Multiply 0.30 * 40
-8 + 0.4x = 12

Solving
-8 + 0.4x = 12

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 0.4x = 12 + 8

Combine like terms: -8 + 8 = 0
0 + 0.4x = 12 + 8
0.4x = 12 + 8

Combine like terms: 12 + 8 = 20
0.4x = 20

Divide each side by '0.4'.
x = 50

Simplifying
x = 50

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