0.5-0.2(20+x)=1(20)

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Solution for 0.5-0.2(20+x)=1(20) equation:


Simplifying
0.5 + -0.2(20 + x) = 1(20)
0.5 + (20 * -0.2 + x * -0.2) = 1(20)
0.5 + (-4 + -0.2x) = 1(20)

Combine like terms: 0.5 + -4 = -3.5
-3.5 + -0.2x = 1(20)

Multiply 1 * 20
-3.5 + -0.2x = 20

Solving
-3.5 + -0.2x = 20

Solving for variable 'x'.

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

Add '3.5' to each side of the equation.
-3.5 + 3.5 + -0.2x = 20 + 3.5

Combine like terms: -3.5 + 3.5 = 0.0
0.0 + -0.2x = 20 + 3.5
-0.2x = 20 + 3.5

Combine like terms: 20 + 3.5 = 23.5
-0.2x = 23.5

Divide each side by '-0.2'.
x = -117.5

Simplifying
x = -117.5

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