SOLUTION: -3k+1+7k=33 i need a step by step solution a check please

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Question 97967: -3k+1+7k=33 i need a step by step solution a check please
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
-3k+1+7k=33
4k=33-1
4k=32
k=32/4
k=8 answer.
proof
-3*8+1+7*8=33
-24+1+56=33
-24+57=33
33=33