SOLUTION: plz help! if the sum of a number and seven is tripled the results is two less than twice the number find the number

Question 985242: plz help! if the sum of a number and seven is tripled the results is two less than twice the number find the number
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

first, the sum of a number and is:
if the sum of a number and is tripled, we have:
if the results is less than the number, we have:
solve for

check:

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