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Earn +20 ptsQ: 15-4 - 7 equals. using pemdas?
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What is the area of a circle with radius equal to 7 in using pi equals 22 7?
Area = 22/7*72 = 154 square inches
What is 8 minus 5 plus 4 using PEMDAS?
Using pemdas, the subtraction and addition happen at the same time. If there are no parenthesis, then you just go from right to left. 8-5=3 3+4=7 So 7 is your answer.
What are the factors of 154 using a prime factorization?
154 = 11 x 7 x 2
How many days equals 22 weeks?
154 = 22 x 7 = 14 + 140
What is 20-2n when n equals 7?
20-2n when n = 7. just take 20-2(7) replace n with 7. then use the PEMDAS rule. 2(7) = 14, then 20-14 = 6
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