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    Different Ways to Solve Simultaneous Linear Equations

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    Solve the simultaneous linear equations by using the following methods

    a) substitution method
    b) Algebraic Elimination Method
    c) Cramer's Rule method

    2x-3y= 5
    3x+7y= -2

    Please show all work.

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    Solution Preview

    Hi there,

    Thanks for letting me work on your post. Here is my explanation:

    a) substitution method

    2x-3y=5 (I)
    3x+7y=-2 (II)

    From (I): we could have x = (5 + 3y)/2, plug it into equation (II):
    3/2*(5 + 3y) + 7y = ...

    Solution Summary

    The expert examines the different ways to solve simultaneous linear equations.