Question

solve the system by substitution.
$y = x$
$-2x - 5y = 35$
answer attempt 1 out of 2
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Explanation:

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

$-2x - 5(x) = 35$

Step2: Combine like terms

$-7x = 35$

Step3: Solve for $x$

$x = \frac{35}{-7} = -5$

Step4: Find $y$ using $y=x$

$y = -5$

Answer:

$(-5, -5)$