Question

Solve the given system, using the substitution method.

y = 3x – 4
9x – 3y = 14

Answer 1

`y=3x-4 \\ 9x-3y=14 \\ \\ \hbox{substitute 3x-4 for y in the 2nd equation:} \\ 9x-3(3x-4)=14 \\ 9x-9x+12=14 \\ 12=14 \\ not \ true \\ \\ \boxed{\hbox{no solution}}`