3. Solve the equation for x: 3x - 4 = 7x + 8

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

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

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?