If 7p+q=23 and p+7q=47, find the value of p+q=?
A) 4
B) - 4
C) 24
D) - 24
Please solve with explanation.
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Answer :
7p + q = 23 _______(1)
p + 7q = 47 _______(2)
Adding (1) and (2)
8p + 8q = 70
8(p+q) = 70
p+q = 70/8
I think ur question has some mistake..
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