Answer:
(-9,-1)
Step-by-step explanation:
You plug in the x and y values and solve the algebraic expression.
Answer:
The answer could be A
Step-by-step explanation:
Got this from another Brainly user
Answer:
9
Step-by-step explanation:
perfect square sholud be 
so (w+3)*(w+3) is perfect square and extention of it is =>w*w+6w+9
Y = 2x
y = 2*(-15) = -30 . . . . . selection A is appropriate