0.30x+0.30(40)=0.15(130)

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Solution for 0.30x+0.30(40)=0.15(130) equation: 


Simplifying
0.30x + 0.30(40) = 0.15(130)

Multiply 0.30 * 40
0.30x + 12 = 0.15(130)

Reorder the terms:
12 + 0.30x = 0.15(130)

Multiply 0.15 * 130
12 + 0.30x = 19.5

Solving
12 + 0.30x = 19.5

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 0.30x = 19.5 + -12

Combine like terms: 12 + -12 = 0
0 + 0.30x = 19.5 + -12
0.30x = 19.5 + -12

Combine like terms: 19.5 + -12 = 7.5
0.30x = 7.5

Divide each side by '0.30'.
x = 25

Simplifying
x = 25

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