QUESTION IMAGE
Question
- solve the system by substitution.
-2x - 4y = -18
x = y
Step1: Sustituir $x=y$ en la ecuación
$-2(y) - 4y = -18$
Step2: Combinar términos semejantes
$-6y = -18$
Step3: Despejar $y$
$y = \frac{-18}{-6}$
Step4: Calcular valor de $y$
$y = 3$
Step5: Obtener valor de $x$
$x = y = 3$
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$x=3$, $y=3$