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jose28311 jose28311
  • 13-07-2016
  • Mathematics
Answered

Given: 3x + y = 1.
  Solve for y.
 A. y = -3x + 1
 B.y = -3x - 1
 C.y = 3x - 1

Verified Answer :

tarikdahnoun
tarikdahnoun tarikdahnoun
  • 13-07-2016

y=-3x+1
So the answer is A. All you're doing is moving the 3x to the opposite side, and because your switching the side, you need to switch the sign. So it's a negative 3x after you solve for y. Solving for y(or any letter) is just getting that letter alone on one side of the equal sign.

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