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Mathematics 20 Online
OpenStudy (anonymous):

Solve the equation by graphing. 3x2 + 9x = 12 Explain how I can do this please :)

OpenStudy (oaktree):

Use www.wolframalpha.com. Plop the question into the website and it'll give you the graph. Wherever the graph crosses the x-axis is the solution(s).

OpenStudy (anonymous):

Thank you!!!

OpenStudy (mertsj):

\[3(x^2+3x-4)=0\] 3(x+4)(x-1)=0

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