How do you solve the following system?: $5x-7y=22 , -6x+3y=17$

Question

1768 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-07-17T11:19:57

$x=-185/27$ and $y=-217/27$

$3*(5x-7y)+7*(-6x+3y)=3*22+7*17$

$15x-21y-42x+21y=66+119$

$-27x=185$ , so $x=185/(-27)=-185/27$

$(-6)*(-185/27)+3y=17$

$370/9+3y=17$

$370+27y=153$

$27y=-217$ , thus $y=-217/27$

How do you solve the following system?: 5x-7y=22 , -6x+3y=17 5x-7y=22 , -6x+3y=17