Question

Find the intersection of the lines $9x-4y=6$ and $7x+y=17$. Express your answer as an ordered pair $(x,y)$.

Answer 1

(2,3)

Explanation:

9x - 4y = 6

7x + y = 17

y = 17 - 7x

9x - 4(17 - 7x) = 6

9x - 68 + 28x = 6

37x = 74

x = 2

y = 17 - 7(2)

y = 3