Posted by **Hollie** on Tuesday, September 27, 2011 at 1:39pm.

There are 52 blades of grass in 2 square inches of lawn. there are 580 blades of grass in 8 square inches of the same lawn. what equation models the y blades of grass found in x square inches of lawn?

- Algebra2 -
**Steve**, Tuesday, September 27, 2011 at 3:20pm
Assume that y = kA + c, if the grass grows at a uniform density.

52 = 2k + c

580 = 8k + c

so, 528 = 6k

k = 88

So, we have y = 88A + c

52 = 176 + c

c = -124

y = 88A - 124

## Answer This Question

## Related Questions

- Statistical - A botany student counted 11 blades of grass in one square ...
- Stats - Help!!!1 - A botany student counted 11 blades of grass in one square ...
- Statistics - A botany student counted 11 blades of grass in one square ...
- algebra 2 - there are 55 blades of grass in 1 in.2 of the lawn. there are 230 ...
- math - mr. callaway needs to purchase enough grass seed to cover a 3000 square ...
- math - The lawn is rectangular shaped with a length of 10 yards and a width of ...
- 5th grade (math) - The grass in Jenna's lawn has not grown in too well. She ...
- Science - How many Blades of grass would be eaten by a rabbit one fox? How long ...
- math - A 25-lb bag of grass seed will cover 1200 square feet. If tour lawn is in...
- complex fractions and unit rate - A lawn company advertises that they can ...

More Related Questions