Mathematics, 20.08.2019 10:30, Queenempress9380

Which options could be the next step in simplifying this expression? 15+(5+21) choose exactly two answers that are correct.
a. 20+36 (use the distributive property)
b. 36+20 (use the commutative property)
c. 15+26 (use order of operations)
d. 20+21 (use the associative property)

Answers: 2

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Which options could be the next step in simplifying this expression? 15+(5+21) choose exactly two a...