How many solutions does this equation have? - 4x – 1 = 2(x – 3x) + 13​

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

Find the x-intercepts for the parabola defined by this equation: y=-3x^2-6x+9

Fifty students are trying to raise at least 12,500 for a class trip. they have already raised 1,250. how much should each student raise on average in order to meet the goal? write and solve the two step inequality for this problem