Answer:
y=5x-17
Explanation:
1) Use y=mx+b
2) plug in 3 as x, then -2 as y, and 5 as the m, you have -2=5(3)+b
3) subtract 15 from both sides since 5(3) is just 15.
4) Answer is b=-17, therefore plug that in to your equation to get y=5x-17
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