.7x+-2.8=42

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Solution for .7x+-2.8=42 equation: 



.7x+-2.8=42

We move all terms to the left:

.7x+-2.8-(42)=0

determiningTheFunctionDomain
.7x-2.8-42+=0

We add all the numbers together, and all the variables

.7x=0

x=0/.7

x=0

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