# Intermediate Algebra

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Solve....x(x-3)=x-9

• Intermediate Algebra -

x(x-3)=x-9
x-3x=x-9
x=x-6
x=-6

• Intermediate Algebra -

-6(-6-3) =/= -6-9

x(x-3) = x-9
x^2 - 3x = x - 9
x^2 - 4x + 9 = 0
x = 2 +/- i√5

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