If y varies directly as x, and y=8 when x=5, find y when x=10

Which equation can be simplified to find the inverse of y = 2x2?

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?

Which linear function represents the line given by the point-slope equation y + 1 = –3(x – 5)?