vertex (1,-4) point (2,-1) i need to find the vertex form and standard form for that so can someone help me pls ASAP

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)}

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

On a piece of paper graft y+2> -3x-3 then determine which answer matches the graph you drew