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When a number n is decreased by 12 and then the result is multiplied by 3, the produt is equal to 21. write an equation and solve it to find the value of n.

When a number n is decreased by 12 and then the result is multiplied by 3, the produt is equal to 21. write an equation and solve it to find the value of n.
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when a number n is decreased by 12 and then the result is multiplied by 3, the produt is equal to 21. write an equation and solve it to find the value of n.

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User Landy
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1 Answer

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3 times 7 equals 21. so you have to do 12 plus 7 to get n. the answer is 19
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User Zura Sekhniashvili
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