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.
Answer:
The answer is 164.25.
Step-by-step explanation:
The mean is the "average" of the data set.
Hey I have posted a picture the method I use to solve simultaneous equations is change the sign and follow the new sign.
This involves changing the sign for the second equation and solving it
28.0
+14.2 = 42.2 could i plz get a brainleist i really need it