Question

Question-

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Three times the sum of a number and ten is forty

Answers to select:

A. 3(n+10)+40 B. 3n+10=40

C. 3n-10=40 D. 3(n+10)=40

Answer 1

The answer is D

Explanation:

Whenever a number is right next to a parathenhses it means you are multipling

So 3(n+10) is as if you are saying 3 × n+10 =40

Answer 2

The expression is 3(n + 10) = 40

Explanation:

• Step 1: Given, three times the sum of a number and 10 = 40. Let the number be n.

⇒ 3(n + 10) = 40