What ordered pair represents the y-intercept of the graph of x+y=9?

a.) (0, 9)
b.) (9, 0)
c.) (0, -9)
d.) (-9, 0)

Tiffany drives 285,120 feet before lunch and 628,320 feet after lunch. about how many kilometers does she drive all together

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.