SOLUTION: A line passing through the points (2a+2,3a^2) and (3a+4,5a^2) has a slope of a+3. Find all possible values of a.

SOLUTION: A line passing through the points (2a+2,3a^2) and (3a+4,5a^2) has a slope of a+3. Find all possible values of a.

Algebra.Com

Question 1035766: A line passing through the points (2a+2,3a^2) and (3a+4,5a^2) has a slope of a+3. Find all possible values of a.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
We would write, using the formula for the slope

which simplifies to

Multiply by a+2, we get

Rearranging we get

and
a = 6 or a = -1
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