Question

solve the system by substitution.
$y = -6x$
$y = -8x + 6$

Explanation:

Step1: Substitute $y=-6x$ into second equation

$-6x = -8x + 6$

Step2: Solve for $x$

$-6x + 8x = 6$
$2x = 6$
$x = \frac{6}{2} = 3$

Step3: Find $y$ using $x=3$

$y = -6\times3 = -18$

Answer:

$x=3$, $y=-18$