Question 624575
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Hi,
Use the substitution method to solve the system
 -x + y= -1  or {{{y = x-1}}}
 4x - 3y = 3
 4x - 3(x-1) = 3
 4x - 3x + 3 = 3
          x = 0  and y = -1    || {{{y = x-1}}}