Question 1145491
p = pamela's age.
j = jiri's age.


p = j - 10
p + j = 64
replace p with j - 10 to get:
j - 10 + j = 64
add 10 to both sides and combine like terms to get:
2j = 74
solve for j to get:
j = 37
that makes p = 27
27 + 37 = 64


solution is jiri's age is 37.