2 2/3+1 5/8 answer soon

Given: x + y = 6. if xe (-15, -6, -1), then which of the following sets of ordered pairs are solutions? © {(-15, -21), (-6, -12), (-1, -7)} [(-15, 21), (-6, , 7)} {(-15, 21), (-6, 12), (-1, -7)}

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?