Answer:
f
Step-by-step explanation:
x=2
ab=7
bc=5
because you do
2x+3 = 4x+3
-3 -3
2x=4x
-2x -2x
x = 2
2x2+3
4+3
=7
4x2-3
8-3
=5
I'm pretty sure its 28?
your answer will be<u> A.85°</u>
hope it helps you
have a great day!!!