SOLUTION: Explain and show the steps in how to add,subtract and multiply the following:
(x - 9)(x - 11)
Algebra.Com
Question 22052: Explain and show the steps in how to add,subtract and multiply the following:
(x - 9)(x - 11)
Answer by elima(1433) (Show Source): You can put this solution on YOUR website!
To solve this you use the FOIL method;
F=first
O=outside
I=inside
L=last
(x-9)(x-11)
Multiply first terms in each set of parethesis;
x(x)=
Multiply outside;
x(11)=11x
multiply inside;
9(x)=9x
multiply last;
9(11)=99
So you have;
-11x-9x+99
Add like terms;
-20x+99
Hope you understand;
=)
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