13(2+x)=21

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Solution for 13(2+x)=21 equation: 



13(2+x)=21

We move all terms to the left:

13(2+x)-(21)=0

We add all the numbers together, and all the variables

13(x+2)-21=0

We multiply parentheses

13x+26-21=0

We add all the numbers together, and all the variables

13x+5=0

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

13x=-5

x=-5/13

x=-5/13

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