SOLUTION: I am not sure on how to solve: 9-4r-7 I tried the equation this way: 9-4r-7 -9 -9 4r = 16

Question 18649: I am not sure on how to solve: 9-4r-7
I tried the equation this way: 9-4r-7
-9 -9
4r = 16
-- --
4 4
r = 4
But have been told that this is the wrong answer.
can you help me?
Answer by piglet162431(90) (Show Source): You can put this solution on YOUR website!
from this i can't tell it's a equation because it contains no equal sign. It's just an expression...
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