Find the solutions to the system
y=x^2+5x+6
y=4x+12

find the solutions to the system
y=x^2-3x-1
y=8x-1

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?