Apolygon is transformed according to the rule: (x, y) ( x + 4, y - 6). every point of the polygon moves six units in which direction?
a) up
b) left
c) right
d) down

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?