Jenna is planning to reduce the size of her rectangular poster so that she can also make a card out of the rest of it.
the width of the poster is 10 inches and the length is 17 inches. they want to see how the area will be affected if the length is reduced by r inches.
what is the width of the poster? 10 inches
what expression shows the value of the new length of the poster? (17−r) inches
what expression, in simplest form, shows the value of the new area of the poster? square inches
what expression shows the value of the planned area of the card? square inches