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Mathematics 17 Online
OpenStudy (anonymous):

If asked to solve the system y = -3x + 5 and 5x - 4y = -3 using substitution, what would you do first and why?

OpenStudy (tkhunny):

Rewrite the second equation, but instead of writing 'y', write another expression for 'y'. The first equation provides a wonderful candidate for this substitution.

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