Answer:
8x+3y=-6
Step-by-step explanation:
Answer:
Yes, one of a rhombus's properties is that the diagonals bisect vertex angles.
Answer:
its gonna be -4
Step-by-step explanation:
(x-3)^2 + (x+5)^2=9^2
(x^2-6x+9) + (x^2+10x+25)=81
2x^2+4x+34=81
2x^2+4x-47=0
From here just use quadratic formula