Answer:
y=2x-5
explanation
m is gradient so rise over run and b is the y intercept which is -5
320 cups of soup
Step-by-step explanation:
2:5 is a part to whole ratio.
2/5=x/800
so we cross multiply to get:
5x=1600
x=320
320 cups of soup
Hope this is helpful
The easiest way to do a problem like this is to think about the fact that you have 100% and you want to add another 85%.
This is 185% of the quantity that you have.
Multiply 250 by 185% or 1.85.
250 * 1.85 = 462.5 ml
Try this solution, note, checking was not performed.