6x^2-5x-1>0
(6x-1)(x+1)
x=1/6 x=-1
The prime number is 53 because the others have factors other than itself and 1 but 53 doesn't
Answer= 7
Explanation: combine all like numbers
5-b+4-2=0
5-2+4=7
7-b=0
Then you can tell the answer is 7 because that is the only thing that can replace b and equal 0
Answer:
She has 7 $5 dollar bills and 4 $1 dollar bills.
Step-by-step explanation:
& times 5 plus 4.
