SOLUTION: -7+6=4a-1+20

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Question 98532: -7+6=4a-1+20
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!

-7%2B6=4a-1%2B20 Start with the given equation


-1=4a-1%2B20 Combine like terms on the left side


-1=4a%2B19 Combine like terms on the right side


0=4a%2B19%2B1Add 1 to both sides


-4a=19%2B1 Subtract 4a from both sides


-4a=20 Combine like terms on the right side


a=%2820%29%2F%28-4%29 Divide both sides by -4 to isolate a



a=-5 Divide

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Answer:
So our answer is a=-5