SOLUTION: a 4 inch by 6 inch photo is glued on top of a mat that will increase the length of each side by another X inches. find the polynomial expression

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: a 4 inch by 6 inch photo is glued on top of a mat that will increase the length of each side by another X inches. find the polynomial expression       Log On


   

Question 1040523: a 4 inch by 6 inch photo is glued on top of a mat that will increase the length of each side by another X inches. find the polynomial expression
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +A+ = the area of the mat
+A+=+%28+2x+%2B+4+%29%2A%28+2x+%2B+6+%29+
+A+=+4x%5E2+%2B+8x+%2B+12x+%2B+24+
+A+=+4x%5E2+%2B+20x+%2B+24+