Question

The sum of the integers p and q is 495. If p is divided by 10, the result is equal to q. What is the value of p ?
a.40
b.45
c.245
d.250
e.450

Answer 1

p + q = 495
p = 10q

substitution.

10q + q = 495

q = 45
p = 10q = 10(45) = 450

Answer 2

where did the 45 come from

Answer 3

11q = 495

q = 495/11

Answer 4

thanks

Answer 5

glad i could help :)