0.80x+0.35(120)=0.40(45)

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Solution for 0.80x+0.35(120)=0.40(45) equation:


Simplifying
0.80x + 0.35(120) = 0.40(45)

Multiply 0.35 * 120
0.80x + 42 = 0.40(45)

Reorder the terms:
42 + 0.80x = 0.40(45)

Multiply 0.40 * 45
42 + 0.80x = 18

Solving
42 + 0.80x = 18

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 0.80x = 18 + -42

Combine like terms: 42 + -42 = 0
0 + 0.80x = 18 + -42
0.80x = 18 + -42

Combine like terms: 18 + -42 = -24
0.80x = -24

Divide each side by '0.80'.
x = -30

Simplifying
x = -30

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