How do you figure out 2x-y=41

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q