SOLUTION: what is the value of A? 2a - 5 = 8a + 7

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Question 713416: what is the value of A? 2a - 5 = 8a + 7
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
2a-5=8a%2B7 Start with the given equation.


2a=8a%2B7%2B5 Add 5 to both sides.


2a-8a=7%2B5 Subtract 8a from both sides.


-6a=7%2B5 Combine like terms on the left side.


-6a=12 Combine like terms on the right side.


a=%2812%29%2F%28-6%29 Divide both sides by -6 to isolate a.


a=-2 Reduce.


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Answer:

So the solution is a=-2