Which equation best represents this situation? The sum of 21 and an unknown number equal to 30. A. 21b = 30 B. 21 + b = 30 C. 21 divided by b = 30 D. 21 - b = 30 HELP PLZZZZZZZZ HELP ME

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asked Apr 6, 2019 2.4k views

3 votes

Which equation best represents this situation? The sum of 21 and an unknown number equal to 30. A. 21b = 30 B. 21 + b = 30 C. 21 divided by b = 30 D. 21 - b = 30 HELP PLZZZZZZZZ HELP ME

Mathematics
middle-school

Verbose asked

by Verbose

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5 votes

" the sum " means add

21 + b = 30 <== ur equation

Ggdw answered Apr 10, 2019

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