Question

Which inequality's graph will have a solid boundary line?

A.
2x + 3y > 7

B.
x + y < 5

C.
3x + 2y < 1

D.
x − y ≤ 5

Answer 1

x − y ≤ 5

Explanation:

Answer 2

D. x - y ≤ 5

Any inequality which contains ≤ or ≥ will contain a solid boundary line, otherwise a broken boundary line.