3 years ago

What is 10k+-1=4k+-43 and how?

1 answer:

azamat3 years ago

3 0

10k+(-1)=4k+(-43)
10k-1=4k-43
Subtract 45 from both sides and add 1 to both sides:
6k=-42
Divide by 6 on both sides
k= -7

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Read 2 more answers