White as system of equations: a=(3,-2) b=(1-1) {a=1-1 {(3-2)b=1-1 Solve the equation for a: {a=0 {(3-2)b=1-1 Solve for B : a=0 b=0 The possible solution to the system is the ordered pair ( a , b ) Solution: ( a , b )= ( 0 , 0 ) There you have your answer :)