Answer:
(6,-1)
Solve for the first varible in one of the equations, then subsititue the other equation.
Answer:

Step-by-step explanation:
We essentially need to solve for l; in other words, we must isolate it to one side.
First, notice that the term
doesn't have any l terms in it, so we can just move this to the left side by subtracting both sides by
:
A -
= 2lw
Now, the right side has 2lw, so we must divide both sides by 2w to isolate l:

<em>~ an aesthetics lover</em>
Answer:
35?
Step-by-step explanation:
Upstream: 14 - 4 = 10. Miles per hour.
16 miles = 1.6 hours.
Downstream: 14 + 4 = 18.
16 miles = 16/18 = 8/9 or 0.888 of an hour.