Answer: 10
Step-by-step explanation: Combine like terms for y, so add then you get 10.
Answer:
41.68 or 42 (rounded)
Step-by-step explanation:
Presuming you are working on right triangles, you can use the Soh Cah Toa theorems.
Because angle A = 21 and side a = 16 you can use Toa or 

Plugged into a calculator, you get 41.68 and some change.
If this is NOT a right triangle question, please let me know so that I can revise my answer.
Answer:
the nearest is 50%
Step-by-step explanation:
45/90 = 0.50 = 50%
Answer:
73
Step-by-step explanation:
i got it right on edg
Answer:
2 option= 3+3+3+3= 3(4) because it do not have exponent!!
Step-by-step explanation: