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Find a solution to the linear equation 3x+y=21.
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4 votes
Find a solution to the linear equation 3x+y=21.

User Nikola Zivkovic
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4.8k points

2 Answers

4 votes
Y=-3x+21 is the answer in y=mx+b form
User Chris Allen Lane
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5.1k points
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Explanation:

let x=0

y=21

let y=0

x=21/3

x=7

(0,7)=(x,y)

User Ayie
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5.1k points
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