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27 votes
27 votes
Solve the system of linear equations -x+5y=15 -1/5x+y=3​

User Moff Kalast
by
2.7k points

1 Answer

26 votes
26 votes

Answer:


(0,3)

Explanation:


\begin{bmatrix}-(1)/(5)\left(15-5y\right)+y=3\end{bmatrix}


\begin{bmatrix}-3+2y=3\end{bmatrix}


+3
+3


2y\f=6

÷
2 ÷
2


y=3


\mathrm{for\:}x=15-5y
\mathrm{substitute\:}y=3


x=15-5\cdot \:3


5*3=15


15-15=0


(x,y)


(0,3)

User Nevil
by
2.8k points
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