SOLUTION: If ax+3y=5 and 2x+by=3 represent the same straight line, find the exact value of a+b. (i.e.,no decimal answers allowed)

SOLUTION: If ax+3y=5 and 2x+by=3 represent the same straight line, find the exact value of a+b. (i.e.,no decimal answers allowed)

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Question 905380: If ax+3y=5 and 2x+by=3 represent the same straight line, find the exact value of a+b. (i.e.,no decimal answers allowed)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Multiply the first equation by to match the right hand side of the second equation.

So then,

and

Then,

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