.40x-0.20(50+x)=-0.04(50)

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Solution for .40x-0.20(50+x)=-0.04(50) equation: 


Simplifying
0.40x + -0.20(50 + x) = -0.04(50)
0.40x + (50 * -0.20 + x * -0.20) = -0.04(50)
0.40x + (-10 + -0.20x) = -0.04(50)

Reorder the terms:
-10 + 0.40x + -0.20x = -0.04(50)

Combine like terms: 0.40x + -0.20x = 0.2x
-10 + 0.2x = -0.04(50)

Multiply -0.04 * 50
-10 + 0.2x = -2

Solving
-10 + 0.2x = -2

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 0.2x = -2 + 10

Combine like terms: -10 + 10 = 0
0 + 0.2x = -2 + 10
0.2x = -2 + 10

Combine like terms: -2 + 10 = 8
0.2x = 8

Divide each side by '0.2'.
x = 40

Simplifying
x = 40

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