If a + b = p and a- b = q, what is the value of a (in terms of p and q)?
Answers
Answered by
0
Step-by-step explanation:
a + b = p
a = p - b
a - b = q
a = q + b
Answered by
1
Answer:
a=(p+q)/2
Step-by-step explanation:
a+b=p-----(1)
a-b=q------(2)
solve eq 1 and 2
both b and -b will get cancelled
2a=p+q
a=(p+q)/2
hope it helps you
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