






<h3>Substitute x=3 in y=-x²+6x-15</h3>




<h2>
<em>Vertex:</em><em> </em><em> </em><em>(</em><em>3</em><em>,</em><em>-</em><em>6</em><em>)</em></h2>
Answer:
they're flipped
Step-by-step explanation:
Answer:
y=-1 and x=-1
Step-by-step explanation:
10x/-10y=-1 y=-1 same with x=-1
here is a different equation
12x(-1)=(144/12y)=x and y
x=-y
y=-x
-y=-1y because if there is no variable it is 1 or -1 depending if its a - Symbol
same with -x=-1x
Answer:
13. D
14. C
Step-by-step explanation: