Answer:
and 
Step-by-step explanation:
Given

Required
Find x and y
In the second equation. Assume that:

Substitute
in the first equation


Collect like terms


Multiply through by 5


Solve for x

Substitute this value of x in 





Answer:
10^3
Step-by-step explanation:
15-12=3
10^3
A^2 + B^2 = C^2
6^2 + B^2 = 7^2
36 + B^2 = 49
B^2 = 13
B = 3.61
Leave a like and a rating!
Answer:he can read 1 and 3/12 or 15/12 books in an hour.
Step-by-step explanation: