3x + 7(3x + 2) + 4x - 5
Distribute the parenthesis.
3x + 21x + 14 + 4x - 5
Add like-terms
28x + 9 is your simplified expression.
A....if its wrong im sorry but i believe its a because you will do 4x4 and will get the sum of 16ft square
I believe that it will take one day
Add 2 to both sides and x will equal 2
So, if the page is 12 inches wide, that's the width of the page, 12, minus the width of the photo, 7 1/2. 12 - 7 1/2 = 4 1/2.
Now, we need to divide 4 1/2 by 2, so it will be even on both sides.
4 1/2 divided by 2 = 2 1/4.
He should put the picture 2 1/4 inches from each side of the page.