y = -0.5 x + b
Through (1, 5.5) we get
5.5 = -0.5(1) + b
Answer: b = 6
y = -0.5x + 6
Through (3,p) we get
p = -0.5 (3) + 6 = 4.5
Through (7,n)
n = -0.5 (7) + 6 = 2.5
5.3m questions
6.9m answers