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02-02-2021
Mathematics

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which expression is equivalent to the phrase 4 times the sum of 7a and 3B

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02-02-2021

Answer:

4(7a + 3b) = 28a + 12b

Step-by-step explanation:

The sum of 7a and 3b: 7a + 3b

4 times the sum of 7a and 3b: 4(7a + 3b)

Expanding this out:

4(7a + 3b) = 28a + 12b

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