Answer:
y = 3x - 7
Step-by-step explanation:
Starting with 3x - y = 7
-y = -3x + 7
OR
y = 3x - 7
since isosceles has 2 sides that are equal then,
270 - 108 = 162
divide 162 by 2
162 ÷ 2 = 81
so, C
Check the picture below
in case you want to know how to get who's the adjacent or opposite, notice in the picture, if you put your eye on the angle itself, what you'd be facing is the opposite side, the adjacent is the side touching the angle.
Answer:450
Step-by-step explanation:
first subctract then add