Answer:
X = 3
You're welcome.
Step-by-step explanation:
It’s an equilateral triangle so all of the triangle angles add up to 180 and since it’s equilateral each angle is 60 degrees. Setting 8y-4=60, 8y=64, thus y=8 degrees.
I didn’t get that second part, yet the answer for 1+1 is 2
8 - 3 = 5
D.5
to find the average you need to multiply depending on the sittuation