Question
Solve the system by s ubstit ution. -5y=x 3x+9y=24 Answer Attempt 1 out of 2 (square ,square )
Solution
4.3
(278 Votos)
Alexis
Profissional · Tutor por 6 anos
Resposta
To solve the system by substitution, we can start by solving the first equation:
Then we substitute this expression for x into the second equation:
Simplifying, we get:
Dividing both sides by -6, we find:
Now we can substitute this value of y back into the first equation to find x:
Therefore, the solution to the system is
.