SOLUTION: Solve for y. 3x+y=1 I subtracted 3x from 1 and got the answer y=1-3x. But my textbook says the answer is y=3x+1. What did I do wrong? Please help, thanks.

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Solve for y. 3x+y=1 I subtracted 3x from 1 and got the answer y=1-3x. But my textbook says the answer is y=3x+1. What did I do wrong? Please help, thanks.      Log On


   

Question 1091671: Solve for y.
3x+y=1
I subtracted 3x from 1 and got the answer y=1-3x. But my textbook says the answer is y=3x+1. What did I do wrong? Please help, thanks.
Found 2 solutions by MathLover1, ikleyn:
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

3x%2By=1
I subtracted 3x from 1 and got the answer y=1-3x. => this is correct if you are given 3x%2By=1
if your textbook says the answer is y=3x%2B1, then you have to be given highlight%28-3x%29%2By=1
double check that

Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.
You are correct.

Your textbook answer is wrong.


Thank you for asking.