SOLUTION: -3m-21=0

Question 357756: -3m-21=0
Found 2 solutions by jim_thompson5910, edjones:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.

Add to both sides.

Combine like terms on the right side.

Divide both sides by to isolate .

Reduce.

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Answer:

So the solution is

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
-3m-21=0
-3m=21
m=-7
.
Ed
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