What is an ordered pair to the equation -6x+y=-4
(1,2)
(1,-10)
(1,-4)
(2,-8)

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

How is the interquartile range calculated?