Answer:
A=t+258
Step-by-step explanation:
B) -4
m= (0 - (-4)) / (2 - 0) = 4 / 2 = 2
f(2) = 2 * 2 + b = 0
f(0) = 2 * 0 + b = -4
b = -4
$10 dollars
10x9=90
