Answer:
y(.82)*1.08
Step-by-step explanation:
You multiply by .82 to get the cost of the game after the discount and then by 1.08 to add the tax and total amount.
He made an error is step 2
3x + 18 = 2x +8
subtract 2x from each side
x + 18 = 8
If the width is 9x², then the length is 27x^5+9x^4-18x^3/9x², which equals 3x³+x²+2x. ☺☺☺☺
Answer:
(a)Jupiter
(b)24.4 km
(c)
Step-by-step explanation:
<u>Part A</u>
The planet with the greatest ma.ss is Jupiter.
It has a ma.ss of 
<u>Part B</u>
The diameter of Mercury = 4.88 X 10
Radius = Diameter/2
Therefore:
Radius of Mercury

<u>Part C</u>
