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14-03-2022
Mathematics

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the sum of 3 and 7 times a number is 45

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14-03-2022

Answer:

4.5

Step-by-step explanation:

The sum of 3 and 7 is 10

then what number to you multiply 10 by to get 45

45 ÷ 10 = 4.5

so the answer is 4.5

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