0.40x+0.30(30)=0.20(125)

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Solution for 0.40x+0.30(30)=0.20(125) equation: 


Simplifying
0.40x + 0.30(30) = 0.20(125)

Multiply 0.30 * 30
0.40x + 9 = 0.20(125)

Reorder the terms:
9 + 0.40x = 0.20(125)

Multiply 0.20 * 125
9 + 0.40x = 25

Solving
9 + 0.40x = 25

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 0.40x = 25 + -9

Combine like terms: 9 + -9 = 0
0 + 0.40x = 25 + -9
0.40x = 25 + -9

Combine like terms: 25 + -9 = 16
0.40x = 16

Divide each side by '0.40'.
x = 40

Simplifying
x = 40

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