Answer: 
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Work Shown:

Explanation:
In the second step, I multiplied both sides by r to move it to the left side. Then I divided both sides by p to isolate r.
In short, the r and p swap places.
Answer:
5x
Step-by-step explanation:
If the blank were to be occupied with 5x there would be no solutions
Observe...
5x - 8 = 5x + 2
* subtract 5x from each side *
5x - 5x cancels out
5x - 5x cancels out
we're left with -8 = 2
which is not true
Hence if the blank = 5x the equation will have no solution
Answer: baby 5
Step-by-step explanation:
I dont know 5+5 = baby 5
The answer to this problem is A
If an average person in the United States throws away 4.5 × 10² g of trash per day and the number of persons is <span>3.2×10^6, then the mass of trash thrown away in United States would be 1.44 x 10^9 grams. This is obtained by multiplying the mass of trash thrown by one person to the number of persons in the U.S.</span>