550=1.25x+(0.75x-250)

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Solution for 550=1.25x+(0.75x-250) equation:


Simplifying
550 = 1.25x + (0.75x + -250)

Reorder the terms:
550 = 1.25x + (-250 + 0.75x)

Remove parenthesis around (-250 + 0.75x)
550 = 1.25x + -250 + 0.75x

Reorder the terms:
550 = -250 + 1.25x + 0.75x

Combine like terms: 1.25x + 0.75x = 2x
550 = -250 + 2x

Solving
550 = -250 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
550 + -2x = -250 + 2x + -2x

Combine like terms: 2x + -2x = 0
550 + -2x = -250 + 0
550 + -2x = -250

Add '-550' to each side of the equation.
550 + -550 + -2x = -250 + -550

Combine like terms: 550 + -550 = 0
0 + -2x = -250 + -550
-2x = -250 + -550

Combine like terms: -250 + -550 = -800
-2x = -800

Divide each side by '-2'.
x = 400

Simplifying
x = 400

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