7. 8x – 4y = 16
-5x - 5y = 5
What’s the number of solutions

Hurry can a triangle can be constructed with angles measuring 115°,55°, and 20°? yes or no

Ofof is a ? a. (1, 2), (1,-2), (3, 2), (3, 4) b. (1,6), (2, ,9), (0,5) c. (0, 2), (2,3), (0, -2), (4,1) d. (2, 4), (0, 2), (2, - 4), (5,3)

Astudent is solving a system of equations by substitution and comes up with the solution 3 = 3. assuming that he solved the problem correctly, which of the following can be said about this system of equations?