answer: c. <em>l</em><em> </em>=p-2b/2
step by step:
p=2(1-b)
p=2<em>l</em>-2b
p+2b/2=2<em>l</em><em>/</em><em>2</em>
<em>l</em><em> </em><em>=</em><em>p</em><em>-</em><em>2</em><em>b</em><em>/</em><em>2</em>
Answer:
Part 1) The rate is 
Part 2) 
Step-by-step explanation:
Part 1)
we know that
A cyclist rides her bike at a rate of 12 meters per second
Remember that
1 hour=3,600 seconds
1 kilometer=1,000 meters
therefore

Part 2) How many kilometers will the cyclist travel in 3 hours?
using proportion

Answer:
y=-3/4x+2
y=2/5x-3
Step-by-step explanation:
Answer:
7 and one-half feet squared
Step-by-step explanation:
3 x 2.5 = 7.5