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Computing An Equation by Substitution

Consider the system of equations listed below:
X+3(y-1)=11
2(x-y)+8y=28

Now use the method of substitution to solve.

Solution Preview

x+3(y-1)=11 (1)
2(x-y)+8y=28 (2)

From (1) x=11-3(y-1)=11-3y+3=14-3y
substitute it ...

Solution Summary

In a concise, step-wise response, this solution illustrates how to solve a system of equations by substitution. All calculations are included.

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