SOLUTION: Write the equation listed below in quadratic form and then solve it by factoring 9x(x-19)= -810

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Write the equation listed below in quadratic form and then solve it by factoring 9x(x-19)= -810       Log On


   

Question 108575: Write the equation listed below in quadratic form and then solve it by factoring
9x(x-19)= -810
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
9x%28x-19%29=+-810
9x%5E2-171x=-810Distributive Property.
9x%5E2-171x%2B810=0Move all terms to one side.
x%5E2-19x%2B90=0Divide both side by 9.
%28x-10%29%28x-9%29=0
Two solutions: x=9 and x=10.