Answer:
the one you have picked is the proper answer
Since this is an equilateral traingle, as indicated with the marks on every side, you can set each equation equal to 60.
7x-3=60
7x=63
x=9
Answer:
y = -5x + 3
Step-by-step explanation:
Using slope intercept form
y = mx + b
10m because thts just the answer