5(x+1)-3(x-4)=21

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Solution for 5(x+1)-3(x-4)=21 equation: 



5(x+1)-3(x-4)=21

We move all terms to the left:

5(x+1)-3(x-4)-(21)=0

We multiply parentheses

5x-3x+5+12-21=0

We add all the numbers together, and all the variables

2x-4=0

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

2x=4

x=4/2

x=2

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