0.8x-0.3(50+x)=0.2(50)

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Solution for 0.8x-0.3(50+x)=0.2(50) equation: 


Simplifying
0.8x + -0.3(50 + x) = 0.2(50)
0.8x + (50 * -0.3 + x * -0.3) = 0.2(50)
0.8x + (-15 + -0.3x) = 0.2(50)

Reorder the terms:
-15 + 0.8x + -0.3x = 0.2(50)

Combine like terms: 0.8x + -0.3x = 0.5x
-15 + 0.5x = 0.2(50)

Multiply 0.2 * 50
-15 + 0.5x = 10

Solving
-15 + 0.5x = 10

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 0.5x = 10 + 15

Combine like terms: -15 + 15 = 0
0 + 0.5x = 10 + 15
0.5x = 10 + 15

Combine like terms: 10 + 15 = 25
0.5x = 25

Divide each side by '0.5'.
x = 50

Simplifying
x = 50

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