0.5x+320=0.75(400+x)

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Solution for 0.5x+320=0.75(400+x) equation:


Simplifying
0.5x + 320 = 0.75(400 + x)

Reorder the terms:
320 + 0.5x = 0.75(400 + x)
320 + 0.5x = (400 * 0.75 + x * 0.75)
320 + 0.5x = (300 + 0.75x)

Solving
320 + 0.5x = 300 + 0.75x

Solving for variable 'x'.

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

Add '-0.75x' to each side of the equation.
320 + 0.5x + -0.75x = 300 + 0.75x + -0.75x

Combine like terms: 0.5x + -0.75x = -0.25x
320 + -0.25x = 300 + 0.75x + -0.75x

Combine like terms: 0.75x + -0.75x = 0.00
320 + -0.25x = 300 + 0.00
320 + -0.25x = 300

Add '-320' to each side of the equation.
320 + -320 + -0.25x = 300 + -320

Combine like terms: 320 + -320 = 0
0 + -0.25x = 300 + -320
-0.25x = 300 + -320

Combine like terms: 300 + -320 = -20
-0.25x = -20

Divide each side by '-0.25'.
x = 80

Simplifying
x = 80

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