Help pls. Solve the system of linear equations by substitution.

asked May 10, 2023 54.4k views

19 votes

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6 votes

Answer:

(5, 3)

Explanation:

$x = 17 - 4y \\ y = x - 2$

Substitute x into y:

$y = (17 - 4y) - 2 \\ y = 15 - 4y \\ y + 4y = 15 \\ 5y = 15 \\ y = 3$

Substitute y into x:

$y = x - 2 \\ 3 = x - 2 \\ 3 + 2 = x \\ x = 5$

Therefore your answer is (5, 3).

Tim Edwards answered May 16, 2023

7.7k points

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