3. Given the system of linear equations a+b+e=2 2a3bc=3 a+b+2c:=2 3e2b3C=U determine if a solution exists. If it does, What is the solution? A) (l? 1,2) C) (2? II 2) E) *No unique solution e) B) (2.1.0) D) (1.1.1) im- 4. Given the system of linear equations 2I1I2+I3=1 8I14IZIg=4 2.1." l $2 = 1 determine if a solution exists. If it does, what is the solution? A) *Let t be a variable such that t goes from negative innity to positive innity. The solutio set is G %,t,). B) Let t be a variable such that t goes from 0 to positive innity. The solution set is (t gt %, I 2 :4 C) Let t be a variable such that t goes from negative to positive innity. The solution set : (3*: it t: t) D) Let t be a variable such that t goes from negative to positive innity. The solution s( is(t+ ;, gt,t). E) None of the above