3 years ago

Can you guy's please help me out I was absent and now I don't have a clue!

1 answer:

Elena-2011 [213]3 years ago

6 0

For these problems you have to use PEMDAS so for problem 15 you would do the parentheses first, (21-3) you get 18 and then exponents, 3^2, you get 9, no multiplication but there is division so take your answers, 18 and 9 and divide them, you get 2, so the answer to 15 is 2.

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