Question

which expression is equal to 7(1 3) ? a. 7 3 b. 7 4 c. 7 21 d. 1 21

Answer 1

7(1 + 3) = (7 x 1) + (7 x 3) = 7 + 21

Answer 2

Answer:

7 + 21

Step-by-step explanation:

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