Answer:
A
Step-by-step explanation:
Have a great day!!!!!
Y=mx+b where m=slope which is change in y divided by change in x m=(-8-7)/(4-9)=-15/-5=3 so we have y=3x+b now we can use either point, I'll use (9,7), to solve for b or the y-intercept... 7=3(9)+b 7=27+b b=-20so our line is: y=3x-20
Answer:
291.63 ml
Step-by-step explanation:
200/72 2.7778 half lives
(1/2)^2.77777 = .1458 or 291.63 ml
Answer:
4
Step-by-step explanation:
Since it is going up four and over one you would just simplify 4/1 to just being 4.
