Solve the following systems of equations. Make sure to clearly identify your solution. a) 1 1/2 1/3 1/4 1/5 x1 1+1/2+1/3+1/4+1/5 1/2 1/3 1/4 1/5 1/6 x2 1/2+1/3+1/4+1/5+1/6 1/3 1/4 1/5 1/6 1/7 X3 = 1/3+1/4+1/5+1/6+1/7 1/4 1/5 1/6 1/7 1/8 x4 1/4+1/5+1/6+1/7+1/8 1/5 1/6 1/7 1/8 1/9 1/5+1/6+1/7+1/8+1/9 b) 0 0 x1 010X2 00 123 =2 1 -2 3 X1 2 4 -1 x2 -1 -14 512.