Solve x^2+3x-18=0 for x

X=6 X=-3This simple question is the fundamental step of a vest argebra topics. Having a good understanding of this topic is crucial to studens who want to do well. Alternative method is to use quadratic formulas or complete the square which you should come across in future. In this case by deduction is completely fine.

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Answered by RongFang L. Maths tutor

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