Answer:
x=-5/2
Step-by-step explanation:
4 x^2 +20 x +25 = 0
x^2+5x=-25/4
(b/2)^2=(5/2)^2
x^2+5x+25/4=0
(x+5/2)^2=0
x=-5/2
(Hope this helps)
2 years is 24 months
24/4=6
Barb will eat 6 times more in 2 years than in four months.
Six times six equals 36
The 15th percentile (area below which 15 % of cases lie in a standard normal distribution is, from tables -1.04
<span>z=(x-mean)/sd </span>
<span>-1.04 = (x-100)/15 </span>
<span>x=100+15(-1.04) =84.4</span>
Answer:
Ermmm..
Step-by-step explanation:
We can find the natural first and find the Ineger
Answer:$8.25 per pizza
Step-by-step explanation:
divide the money spent by the pizzas and find the ratio
