<span>8*2N = 16N
so </span><span>Coefficient is 16
answer
16</span>
Answer:
168 cm
Step-by-step explanation:
You can soustracte the first or the second one
and y cancel
x = 6
now you put 6 in x
you can take the first or the second one
6 - y = -2
6 - y = -2
y = -8
x^2-9x-6=0
Use the quadratic formula to get (9+sqrt(105))/2 or (9-sqrt(105))/2
