3x+5=21,2x+3=13

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Solution for 3x+5=21,2x+3=13 equation: 



3x+5=21.2x+3=13

We move all terms to the left:

3x+5-(21.2x+3)=0

We get rid of parentheses

3x-21.2x-3+5=0

We add all the numbers together, and all the variables

-18.2x+2=0

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

-18.2x=-2

x=-2/-18.2

x=1/9.1

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