Answer:46
Step-by-step explanation:
Answer:
39°
51° +? = 90°
? = 90° - 51°
? = 39°
Hope it helps you in your learning process.
Photomath
they are the same so set them equal
3x-10=2x+40 now combine like terms
3x-2x=40+10
x=50
Let's go:
Big triangle:
12 + 3x - 6 = 3x + 6
10 + 8 = 18
I hope I helped you.
