SOLUTION: If the point (a − 1, a + 1) lies on the line y = 2x − 3, what is the value of a?

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Question 1073215: If the point (a − 1, a + 1) lies on the line y = 2x − 3, what is the value of a?
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
a%2B1=2%28a-1%29-3

Now what is a?