Consider the following equations: −x − y = 1
y = x + 3

If the two equations are graphed, at what point do the lines representing the two equations intersect?

It is (2, 2).
There are infinitely many solutions.
It is (4, 0).
There is no solution.

What is the quadric regression equation that fits these data

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.