The answer to this question is 7,500
First factor or a 3
3(x^2+3x-1)
Answer=. 3(x2+3x-1)
Answer: 5 lunches for $71 is better
57/4=14.25
71/5=14.2
X= 4
Because I need to answer a question in order to answer other questions so your welcome.
Our three axioms A1,A2 and A3 for affine plane geometry are consistent since there is at least one model for these axioms. However this system is incomplete because in this system there exist relevant statements which cannot be either proven or disproven. Consider for example the statement A7.