Question

Solve the system of linear equations by substitution x=17-4y y=x-2

Answer 1

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Answer:

(x, y) = (5, 3)

Explanation:

We can use the second equation to substitute for y in the first.

x = 17 -4(x -2)

5x = 25 . . . . . . . . eliminate parentheses, add 4x

x = 5

y = 5 -2 = 3

The solution is (x, y) = (5, 3).