Answer:
25% ; 400%
Step-by-step explanation:
The given formula 
Solve for y means we have to make y alone
\\
Add -10 on both sides, we get

As there is multiplication sign between r and y so to solve for y, divide both side by r

Answer:
12.3 mph
Step-by-step explanation:
17.9 - 5.6 = 12.3
1:equilateral
2:isosceles
3:scalene
4:right
5:acute
6:obtuse
37^0 = 1
Any number to the 0 exponent is equal 1, except 0
Answer
1