Y=kx+b
line is perpendicular y=1/3x+6⇒ k=-

=-3
so line y=-3x+a
this line that passes through (-9,12)⇔x=-9, y=12, so 12=-3(-9)+a
12=27+a
a=12-27
a=-15
y=-3x-15
P.s.picture<span> to test solutions <span>in the application</span></span>
Answer:
80/160
Step-by-step explanation:
so basically...
50 is half of 100
so then you look at it and your like welp if its half then ur going to have to do half for 80
so 80 x 2= 160
and for A can you please show the options or at least tell me
Answer:
6 : 4
Step-by-step explanation:
3 : 2
6 : ?
3 × 2 : 2 ×2
6 : 4
Answer:SORRY CANT HELP U THERE
Step-by-step explanation:
Answer:
a=2,3
Step-by-step explanation: