Write the equation of the line in slope-intercept form (y=mx+b) that has the slope m=2 and a y-intercept (0,4)

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.