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Earn +20 ptsQ: C plus -2 equals 21
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What is the value of a if ab plus ac equals 21 and b plus c equals 7?
To find this: You know (B+C) = 7. Therefore you know (A+A )= 21 - (B+C). Therefore 21-7 = 14. So now you know (A+A) = 14. So you divide (A+A)/2. This equals 7. Therefore A = 7.
How do you solve this equation c plus c plus c equals 6?
c+c+c=6 C=2 Because: 2+2+2=6
What is a plus c-b if a equals 3 b equals 5 and c equals 2?
a + c - b = 3 + 2 - 5 = 5 - 5 = 0
If a x b equals 2 b x c equals 24 c x a equals 3 and a b c are all positive what is the value of a plus b plus c?
7.5
How do you balance Pbo plus C equals Pb plus CO2?
2 PbO + C -> 2 Pb + CO2
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