SOLUTION: How to write the following as an algebraic. The product of 3 and 7 more than a number. Also the quotient of a number and 5, decreased by 2, is 18.

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Question 941765: How to write the following as an algebraic. The product of 3 and 7 more than a number.
Also the quotient of a number and 5, decreased by 2, is 18.
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
The product of 3 and 7 more than a number. Call the number N
7 more than a number= N+7
The product of 3 and this is 3(N+7)
The quotient of a number and 5, decreased by 2, is 18.
The quotient (Q) of a number and 5: Q=N/5
Decreased by 2 is 18: Q-2=18 so (N/5)-2=18
solved:
(N/5)-2=18
N/5=20
N=4