Line A passes through the points (-4, 3) and (-2, -1). Line B passes through the points (-4, 4) and (-5, 7). At what point do the lines intersect?

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

When you answer this can you explain

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.