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.
I FOUND YOUR FULL QUESTION IN OTHER FUENETES. PLEASE SEE ATTACHED IMAGE. For this case what you should do is find the area of the triangle which will be given by: A = (1/2) * (b) * (h) Where b: base h: height Substituting the values we have: A = (1/2) * (25 1/2) * (15) A = 191.25 feet ^ 2 Answer: she will need 191.25 feet ^ 2 to cover the back of the cabin