0.2(x+50)-0.02(x-60)=4

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Solution for 0.2(x+50)-0.02(x-60)=4 equation: 


Simplifying
0.2(x + 50) + -0.02(x + -60) = 4

Reorder the terms:
0.2(50 + x) + -0.02(x + -60) = 4
(50 * 0.2 + x * 0.2) + -0.02(x + -60) = 4
(10 + 0.2x) + -0.02(x + -60) = 4

Reorder the terms:
10 + 0.2x + -0.02(-60 + x) = 4
10 + 0.2x + (-60 * -0.02 + x * -0.02) = 4
10 + 0.2x + (1.2 + -0.02x) = 4

Reorder the terms:
10 + 1.2 + 0.2x + -0.02x = 4

Combine like terms: 10 + 1.2 = 11.2
11.2 + 0.2x + -0.02x = 4

Combine like terms: 0.2x + -0.02x = 0.18x
11.2 + 0.18x = 4

Solving
11.2 + 0.18x = 4

Solving for variable 'x'.

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

Add '-11.2' to each side of the equation.
11.2 + -11.2 + 0.18x = 4 + -11.2

Combine like terms: 11.2 + -11.2 = 0.0
0.0 + 0.18x = 4 + -11.2
0.18x = 4 + -11.2

Combine like terms: 4 + -11.2 = -7.2
0.18x = -7.2

Divide each side by '0.18'.
x = -40

Simplifying
x = -40

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