Solve for both systems x+5y=55 and 3x+y=11

x+5y=55

x+5y-5y=55-5y

x=55-5y

3x+y=11

3(55-5y)+y=11

3(55) (3)(-5y)+y=11

165-15y+y=11

165-14y=11

165-14y-165=11-165

-14y=-154

-14y/-14=-154/-14

y=11

x=55-5y

x=55-5(11)

x=55-55=0