Hope this helps! I can resubmit if my hand writing is too bad.
Blake has 25 CD's.
25 times 3 = 75
75 + 7 = 82
Joel has 82 CD's.
If Joel has twice as many as Mariella, then divide 82 by 2 and you get 41.
Mariella has 41 CD's.
X=5/8 that is the answer lol
Yes you do need to regroup it would be 4
What expression, in simplest form, shows the value of the new area of the poster?
10(17 - r) = (170 - 10r) square inches
What expression shows the value of the planned area of the card?
The planned area of the card is the difference between the initial area of poster and the new area of poster.
i.e. (10 x 17) - (170 - 10r) = 170 - 170 + 10r = 10r square inches.