3(-0.4x)=18

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Solution for 3(-0.4x)=18 equation: 



3(-0.4x)=18

We move all terms to the left:

3(-0.4x)-(18)=0

We multiply parentheses

0x-18=0

We add all the numbers together, and all the variables

x-18=0

We move all terms containing x to the left, all other terms to the right

x=18

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