10k+1=40+7k

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Solution for 10k+1=40+7k equation:



10k+1=40+7k
We move all terms to the left:
10k+1-(40+7k)=0
We add all the numbers together, and all the variables
10k-(7k+40)+1=0
We get rid of parentheses
10k-7k-40+1=0
We add all the numbers together, and all the variables
3k-39=0
We move all terms containing k to the left, all other terms to the right
3k=39
k=39/3
k=13

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