Answer:
-5a + 20a +-4a - -6= -16
Answer- a= -2
Step-by-step explanation:
Hope this helps!
Formula for midpoint between two points is M(x,y)
x=(x1+x2)/2 and y=(y1+y2)/2
In our case (x1,y1)=(m,b) and (x2,y2)=(0,0)
x=(m+0)/2=m/2 and y=(b+0)/2=b/2 M(m/2,b/2)
Good luck!!!
52398.4 square miles
t
=
−
122