0.5(x+100)+0.7x=86

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Solution for 0.5(x+100)+0.7x=86 equation: 


Simplifying
0.5(x + 100) + 0.7x = 86

Reorder the terms:
0.5(100 + x) + 0.7x = 86
(100 * 0.5 + x * 0.5) + 0.7x = 86
(50 + 0.5x) + 0.7x = 86

Combine like terms: 0.5x + 0.7x = 1.2x
50 + 1.2x = 86

Solving
50 + 1.2x = 86

Solving for variable 'x'.

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

Add '-50' to each side of the equation.
50 + -50 + 1.2x = 86 + -50

Combine like terms: 50 + -50 = 0
0 + 1.2x = 86 + -50
1.2x = 86 + -50

Combine like terms: 86 + -50 = 36
1.2x = 36

Divide each side by '1.2'.
x = 30

Simplifying
x = 30

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