Answer:it is only (x,y) -> (3x, 3y)
Step-by-step explanation: I just took the test and got it right,, hope it helped :)
Answer:
5 x + 3 = 23
Step-by-step explanation:
Answer: B. z-311+311=151+311
Step-by-step explanation:
You do the opposite since you want to get rid of 311
Let us draw a triangle ABC with A=15° ,B=113° and b=7.
Please see the attached image.
We know that the sum of interior angles of a triangle is 180 degrees. Thus, we have

Apply Sine rule in the triangle ABC, we get

Therefore, we have
