0.3x+0.5x+80=75

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Solution for 0.3x+0.5x+80=75 equation:


Simplifying
0.3x + 0.5x + 80 = 75

Reorder the terms:
80 + 0.3x + 0.5x = 75

Combine like terms: 0.3x + 0.5x = 0.8x
80 + 0.8x = 75

Solving
80 + 0.8x = 75

Solving for variable 'x'.

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

Add '-80' to each side of the equation.
80 + -80 + 0.8x = 75 + -80

Combine like terms: 80 + -80 = 0
0 + 0.8x = 75 + -80
0.8x = 75 + -80

Combine like terms: 75 + -80 = -5
0.8x = -5

Divide each side by '0.8'.
x = -6.25

Simplifying
x = -6.25

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