A) x + y = -80
B) 3x = y
x + 3x = -80
4x = -80
x = -20
y = -60
Answer:

NOW LET'S FIND THE VALUE OF AD

See answer below! Hope this this helps
Answer:
A
Step-by-step explanation:
+7 means go up
if the graph was 7x, the graph enlarges by a factor of 7
Answer:
the answer is 2. AB, BC, and CA are the same