C is correct answer, passes through (5,-1) and also has slope of 3/4
I’m 99% sure it’s D because you would add both those numbers to equal his debt that day
Each teacher should receive 108 pencils
I don’t know the 8 percent of what you do
P= a+b+c = 76
side a = 2b = 30
side b = b = 15
side c = 2b + 1 = 31