5(x-1)+1=21

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



5(x-1)+1=21

We move all terms to the left:

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

We add all the numbers together, and all the variables

5(x-1)-20=0

We multiply parentheses

5x-5-20=0

We add all the numbers together, and all the variables

5x-25=0

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

5x=25

x=25/5

x=5

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