Answer:
this question is not complete. need another equation
Step-by-step explanation:
give another equation then I can solve

Answer:
29 and 35
Step-by-step explanation:
x+y=64
x-y=6
Solve by substitution.
x=6+y
6+y+y=64
6+2y=64
y=29
Then plug in 29 for y.
x+29=64 ......35
The average score for the entire year is 88.44444, so by rounding down the answer is 88%
The answer is 1.
( x = 50)
1 22. 1 13
11 22. 13 13
22 22
answer 1 (-22m -13n)