50=.75x-(.25x+7.5)

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Solution for 50=.75x-(.25x+7.5) equation:


Simplifying
50 = 0.75x + -1(0.25x + 7.5)

Reorder the terms:
50 = 0.75x + -1(7.5 + 0.25x)
50 = 0.75x + (7.5 * -1 + 0.25x * -1)
50 = 0.75x + (-7.5 + -0.25x)

Reorder the terms:
50 = -7.5 + 0.75x + -0.25x

Combine like terms: 0.75x + -0.25x = 0.5x
50 = -7.5 + 0.5x

Solving
50 = -7.5 + 0.5x

Solving for variable 'x'.

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

Add '-0.5x' to each side of the equation.
50 + -0.5x = -7.5 + 0.5x + -0.5x

Combine like terms: 0.5x + -0.5x = 0.0
50 + -0.5x = -7.5 + 0.0
50 + -0.5x = -7.5

Add '-50' to each side of the equation.
50 + -50 + -0.5x = -7.5 + -50

Combine like terms: 50 + -50 = 0
0 + -0.5x = -7.5 + -50
-0.5x = -7.5 + -50

Combine like terms: -7.5 + -50 = -57.5
-0.5x = -57.5

Divide each side by '-0.5'.
x = 115

Simplifying
x = 115

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