2x2-3x-20=0
4-3x-20=0
2-20=-16
-3x-16=0
-3x=16
x= -5.33333
I think i did it right. i hope this helps.
All you need to do is divide 2.25 by 2!
The answer is 1.125!
I hope this helps! :)
Answer:
solution set are


Step-by-step explanation:
we are given system of equation as


For finding solution set , we can draw graph of both equations
and then we can find intersection point
the intersection point will be our solution set
we get graph as
So, solution set are


Answer:
add 5 to 8 then subtract 86 from 80 the divide you should get x=2