Question

question 2 of 5, step 1 of 2
2/9
correct
consider the following equation:
$x - 2y = 4$
step 1 of 2: determine if the given ordered pair, $(2, -1)$, satisfies the given equation.
answer
yes no

Explanation:

Step1: Substitute $x=2$, $y=-1$

$2 - 2(-1)$

Step2: Calculate left-hand side

$2 + 2 = 4$

Step3: Compare to right-hand side

Left-hand side ($4$) equals right-hand side ($4$)

Answer:

YES