Answer:
she will have spent 21 hours on the phone
Step-by-step explanation:
6 hours in 2 days
6 divided by 2
3 hours a day
7 days a week
3 multiplied by 7 = 21
Answer:
Step-by-step explanation:
n+1/2n=7/2
2n^2+1/2=7/2
4n^2+2=14
4n^2=12
n^2=3
n=radical3
A) $644
b) 50%
work:
1,299 - 655 = 644
I'm pretty sure that this one is the correct factorization of the polynomial above: <span>a) (3x+4)(9x^2-12x+16)</span>