Question

question
solve the system by substitution.

y = 7x
x - 7y = -48

answer attempt 1 out of 3
(
\boxed{1}
,
\boxed{}
)
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Explanation:

Step1: Substitute $y=7x$ into second equation

$x - 7(7x) = -48$

Step2: Simplify and solve for $x$

$x - 49x = -48$
$-48x = -48$
$x = \frac{-48}{-48} = 1$

Step3: Find $y$ using $y=7x$

$y = 7(1) = 7$

Answer:

$(1, 7)$