Please Help needed Asap

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)