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jackie533
jackie533
02.02.2020 • 
Mathematics

Which situation is represented by the equation?

3n + 5 = 2n − 7

a) the product of a number and 3, decreased by 5, is 7 more than twice the number. what is n, the unknown number?
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b) the product of a number and 3, increased by 5, is 7 more than twice the number. what is n, the unknown number?

c) the product of a number and 3, decreased by 5, is 7 less than twice the number. what is n, the unknown number?

d) the product of a number and 3, increased by 5, is 7 less than twice the number. what is n, the unknown number?

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