0.50-0.20(40+x)=-0.05(40)

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Solution for 0.50-0.20(40+x)=-0.05(40) equation:


Simplifying
0.50 + -0.20(40 + x) = -0.05(40)
0.50 + (40 * -0.20 + x * -0.20) = -0.05(40)
0.50 + (-8 + -0.20x) = -0.05(40)

Combine like terms: 0.50 + -8 = -7.5
-7.5 + -0.20x = -0.05(40)

Multiply -0.05 * 40
-7.5 + -0.20x = -2

Solving
-7.5 + -0.20x = -2

Solving for variable 'x'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + -0.20x = -2 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + -0.20x = -2 + 7.5
-0.20x = -2 + 7.5

Combine like terms: -2 + 7.5 = 5.5
-0.20x = 5.5

Divide each side by '-0.20'.
x = -27.5

Simplifying
x = -27.5

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