Answer:
2n + 11
Step-by-step explanation:
You can combine 4n and -2n.
You get 2n + 11
Answer:
x ≈ 1.4
Step-by-step explanation:
Using the sine ratio in the right triangle
sin50° =
=
=
( multiply both sides by 1.8 )
1.8 × sin50° = x , then
x ≈ 1.4 ( to the nearest tenth )
The answer is 47 degrees because the 47 angle and the b angle are opposite angles. This means they are EQUAL to each other.