Answer:
a
Step-by-step explanation:
Answer:3: If a linear system has the same number of equations and variables, then it must have a unique solution.
Step-by-step explanation:just this which correct
Answer:
tipical question dear I can't help you sorry
Step-by-step explanation:
dear take care of your self<em> </em>Step-by-step explanation:
X=1
(Tex)-4x+9=2x+3x(Tex)
(Te x 1)-4x1+9=2x1+3x(te x 1)
Tu=3_
2e
(T,x) = (3_ ,1)
2e