SOLUTION: Can you explain to me how to solve a problem like this. y=3x+2;9< x <3 i just need it explained on how to solve a problem similar to the one above. Thank You

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: Can you explain to me how to solve a problem like this. y=3x+2;9< x <3 i just need it explained on how to solve a problem similar to the one above. Thank You      Log On


   



Question 400600: Can you explain to me how to solve a problem like this.
y=3x+2;9< x <3
i just need it explained on how to solve a problem similar to the one above.
Thank You

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
y=3x+2;
You are given that 9< x <3
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Multiply thru by 3 to get:
27 < 3x < 9
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Add 2 along the line to get:
29 < 3x+2 < 11
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Leave it that way or substitute to get:
29 < y < 11
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Cheers,
Stan H.