suppose Dave purchases a puzzle having 650 pieces predict the length of time it will take him to complete the puzzle​

Find the solution to this system 2,1 1,-2 1,2 -1,2

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?

Find the x-intercepts for the parabola defined by this equation: y=-3x^2-6x+9