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    Examples showing how to solve for a variable.

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    I can't remember how to solve for x. What are some problems where I have to solve for x?

    © BrainMass Inc. brainmass.com May 24, 2023, 12:54 pm ad1c9bdddf

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    example 1: y=x^2+2x+3 when y=2 we get x^2+2x+3=2 ,so x^2+2*x+1=0. But x^2+2*x+1=(x+1)^2,so x=-1.

    example 2: ...

    Solution Summary

    Examples are shown of how to solve for a variable.