0.45x+0.30(240-x)=84

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Solution for 0.45x+0.30(240-x)=84 equation:


Simplifying
0.45x + 0.30(240 + -1x) = 84
0.45x + (240 * 0.30 + -1x * 0.30) = 84
0.45x + (72 + -0.3x) = 84

Reorder the terms:
72 + 0.45x + -0.3x = 84

Combine like terms: 0.45x + -0.3x = 0.15x
72 + 0.15x = 84

Solving
72 + 0.15x = 84

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + 0.15x = 84 + -72

Combine like terms: 72 + -72 = 0
0 + 0.15x = 84 + -72
0.15x = 84 + -72

Combine like terms: 84 + -72 = 12
0.15x = 12

Divide each side by '0.15'.
x = 80

Simplifying
x = 80

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