During the last ice age the sea level was it is today. a) unknown, unlike b) much lower than eliminate c) much higher than d) about the same as

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?