<u>Answer</u>

<u>Detailed Explanation </u>
Let's set up a proportion.

Now that we have set up a proportion we would need to cross multiply.
3*x=3x
40*4.8= 192
Solve for x


Therefore, the answer would be 64.
20*.4= 8
(20 as the original price, .4 is 40% as a decimal)
20+8
(eight being 40% of 20)
$28 is the new price.
Answer:
about 27 hours
actual number: 26.6666666667
Step-by-step explanation:
80 divided by 3
-10x -120-11x
combine like terms so -10-11= -21x-120
Sorry i tried to figure it out but i could not seem to get the answer. :(