SOLUTION: Determine whether the equation is linear "4x+7x(x-2)=11x"

Question 345400: Determine whether the equation is linear "4x+7x(x-2)=11x"
Answer by unlockmath(1688) (Show Source): You can put this solution on YOUR website!
Hello,
Let's expand this out and see what we have. 4x+7x(x-2)=11x This can be rewritten as:
4x+7x^2-14x=11x
We can combine like terms and get:
7x^2-21x=0
(Hint: Whenever we have a variable to a power the graph of the line will NOT be linear. Linear means straight line)
Make sense?
RJ
www.math-unlock.com
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