Factoring quadratic equtations
The mathmatic definition of factoring is, one of two of more quantities that divides a given quantity without a remainder.
Write the correct equation for the problem..
Draw a picture
Write the correct equation.
Let x= width
Bring all variables to one side
Notice! You cannot have a negative width so change to positive.
now solve for the length
So the answer is....
Length = 9cm
Width = 7cm