SOLUTION: Write the equation 7 x(x - 15) = - 252 in quadratic form and then solve it by factoring

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Question 147609: Write the equation 7 x(x - 15) = - 252 in quadratic form and then solve it by factoring
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Start with the given expression.


Distribute.


Add 252 to both sides.


Factor the left side



Now set each factor equal to zero:
or

or Now solve for x in each case


So our answers are

or

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