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09-01-2018
Mathematics

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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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texaschic101 texaschic101

09-01-2018

" the sum " means add

21 + b = 30 <== ur equation

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