.80x+.25(120)=.40(135)

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Solution for .80x+.25(120)=.40(135) equation:


Simplifying
0.80x + 0.25(120) = 0.40(135)

Multiply 0.25 * 120
0.80x + 30 = 0.40(135)

Reorder the terms:
30 + 0.80x = 0.40(135)

Multiply 0.40 * 135
30 + 0.80x = 54

Solving
30 + 0.80x = 54

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 0.80x = 54 + -30

Combine like terms: 30 + -30 = 0
0 + 0.80x = 54 + -30
0.80x = 54 + -30

Combine like terms: 54 + -30 = 24
0.80x = 24

Divide each side by '0.80'.
x = 30

Simplifying
x = 30

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