Answer:
D.−2/3x+2/5
Step-by-step explanation:
−2(1/3 x− 1/5) = -2*1/3x + 2* 1/5
= -2/3x + 2/5
the answer is A
B is the answer I hope this helps you.
6). unknown side is 6.23m
7). angle is 26.58 degrees
you must use the Pythagoras theorem formula to find the unknown side if you have only two sides