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OpenStudy (anonymous):
Find the value of 21 + 4(3^2 - 5). 25 37 100
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OpenStudy (ashleyisakitty):
Remember the rules of PEMDAS. You first need to find the value of 3^2-5, then multiply that by 4 and add 21.
OpenStudy (anonymous):
how do i find the value?
OpenStudy (ashleyisakitty):
You do the equation. What is 3*3-5?
OpenStudy (triciaal):
start with 3^2 = subtract 5 multiply by 4 now add 21
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