Question

1. $y=-2$

$4x-3y=18$

Explanation:

Step1: Substitute $y=-2$ into equation

$4x - 3(-2) = 18$

Step2: Simplify the left-hand side

$4x + 6 = 18$

Step3: Isolate the $4x$ term

$4x = 18 - 6$
$4x = 12$

Step4: Solve for $x$

$x = \frac{12}{4}$

Answer:

$x=3$, $y=-2$