Verified Answer :

To get the answer we have to tranform into y=ax+b form
-2x+4y=68          /+2x
4y=2x+68          /:4
y=\(\frac{1}{2} x+17\)  - its the result

13x+4y=284           /-13x
4y=-13x+284        /:4
y=\(- \frac{13}{4}+ 71\)
y=-\(3 \frac{1}{4}x+71\) - its the result

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