0.75x+0.05(20-x)=0.10(-18)

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Solution for 0.75x+0.05(20-x)=0.10(-18) equation: 



0.75x+0.05(20-x)=0.10(-18)

We move all terms to the left:

0.75x+0.05(20-x)-(0.10(-18))=0

We add all the numbers together, and all the variables

0.75x+0.05(-1x+20)-(0.10(-18))=0

We add all the numbers together, and all the variables

0.75x+0.05(-1x+20)+1.8=0

We multiply parentheses

0.75x-0.05x+1+1.8=0

We add all the numbers together, and all the variables

0.7x+2.8=0

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

0.7x=-2.8

x=-2.8/0.7

x=-4

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