Question
In Exercises 21 - 34, solve the system by the method of substitution.$ \left\{\begin{array}{l}\dfrac{1}{2}x + \dfrac{3}{4}y = 10\\\dfrac{3}{4}x - y = 4\end{array}\right. $
Step 1
This gives us $y = \dfrac{3}{4}x - 4$. Show more…
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