0.40x+0.15(120-x)=0.25(120)

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Solution for 0.40x+0.15(120-x)=0.25(120) equation: 


Simplifying
0.40x + 0.15(120 + -1x) = 0.25(120)
0.40x + (120 * 0.15 + -1x * 0.15) = 0.25(120)
0.40x + (18 + -0.15x) = 0.25(120)

Reorder the terms:
18 + 0.40x + -0.15x = 0.25(120)

Combine like terms: 0.40x + -0.15x = 0.25x
18 + 0.25x = 0.25(120)

Multiply 0.25 * 120
18 + 0.25x = 30

Solving
18 + 0.25x = 30

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 0.25x = 30 + -18

Combine like terms: 18 + -18 = 0
0 + 0.25x = 30 + -18
0.25x = 30 + -18

Combine like terms: 30 + -18 = 12
0.25x = 12

Divide each side by '0.25'.
x = 48

Simplifying
x = 48

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