Question 920545
Use the system to answer the question. 
{{{x+5y=-3}}}......eq.1
{{{2x+7y=3 }}}.....eq.2
_______________


plug in ({{{x}}}, {{{y}}})= ({{{13}}}, {{{2}}})

       
{{{13+5*2=-3}}}......eq.1
{{{2*13+7*2=3 }}}.....eq.2
_______________

{{{13+10=-3}}}......eq.1
{{{26+14=3 }}}.....eq.2
_______________

{{{23<>-3}}}......eq.1
{{{40<>3 }}}.....eq.2
_______________ since we got {{{not}}}{{{ equal}}} in both equations, point ({{{13}}}, {{{2}}}) is {{{not}}} the solution to the system






{{{x+5y=-3}}}......eq.1
{{{2x+7y=3 }}}.....eq.2
__________________________
       
plug in ({{{x}}}, {{{y}}})= ({{{2}}}, {{{1}}})

{{{2+5*1=-3}}}......eq.1
{{{2*2+7*1=3 }}}.....eq.2
_______________

{{{2+5=-3}}}......eq.1
{{{4+7=3 }}}.....eq.2
_______________

{{{7<>-3}}}......eq.1
{{{11<>3 }}}.....eq.2
_______________ since we got {{{not}}}{{{ equal}}} in both equations, point ({{{2}}}, {{{1}}}) is {{{not}}} the solution to the system



 
{{{x+5y=-3}}}......eq.1
{{{2x+7y=3 }}}.....eq.2
__________________________
       
plug in ({{{x}}}, {{{y}}})= ({{{12}}}, {{{3}}})


{{{12+5*3=-3}}}......eq.1
{{{2*12+7*3=3 }}}.....eq.2
__________________________
       
{{{12+15=-3}}}......eq.1
{{{24+21=3 }}}.....eq.2
__________________________

{{{27<>-3}}}......eq.1
{{{45<>3 }}}.....eq.2
__________________________since we got {{{not}}}{{{ equal}}} in both equations, point ({{{12}}}, {{{3}}}) is {{{not}}} the solution to the system

       



{{{x+5y=-3}}}......eq.1
{{{2x+7y=3 }}}.....eq.2
__________________________
       
plug in ({{{x}}}, {{{y}}})= ({{{22}}}, {{{5}}})


{{{22+5*5=-3}}}......eq.1
{{{2*22+7*5=3 }}}.....eq.2
__________________________
       
{{{22+25=-3}}}......eq.1
{{{44+35=3 }}}.....eq.2
__________________________

{{{47<>-3}}}......eq.1
{{{79<>3 }}}.....eq.2
__________________________since we got {{{not}}}{{{ equal}}} in both equations, point ({{{22}}}, {{{5}}}) is {{{not}}} the solution to the system

       

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