SOLUTION: x(2x-5)=12 Factoring and Solving Polynomials

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Question 352647: x(2x-5)=12 Factoring and Solving Polynomials
Answer by sofiyac(983) About Me  (Show Source):
You can put this solution on YOUR website!
x%282x-5%29=12+ distribute the x
2x%5E2-5x=12+ subtract 12 from each side
2x%5E2-5x-12=0+ factor into
%282x%2B3%29%28x-4%29=0 set each set of parenthesis equal to zero and solve for x
2x+3=0 subtract 3 from each side
2x=-3 divide both sides by 2
x=-3/2 next set
x-4=0 add 4 to each side
x=4