tha answer is b, 1111111111111111111
x^2-9x-6=0
Use the quadratic formula to get (9+sqrt(105))/2 or (9-sqrt(105))/2
Answer:
8.48528137424
Step-by-step explanation:
2.45 per cupcake
x=-6
2x-1=3x-7
2x-3x=-7+1
