Answer:
P = 25
A = 33
Explanation:
P + 8 = A
P + 9 + A + 9 = 76
P + A = 58
~~~~~~~~~~~~~~
P = 58 - A
P = 58 - P - 8
2 P = 50
Peter is a-8 in 9 years, (a-8)+ 9+ a+ 9= 76
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