Step-by-step explanation:
sinx = a/b
tanx= a/c
cosx= c/b
This would just be 7 1/5 + 3/5 since the negative sign gets distributed and makes (-3/5) into a positive number.
From there you have basic math and you get 7 4/5.
Age>8. I think ..............
A snack-size bottle of chocolate milk is better because it cost less.
