Question 1050538
3k-1=7k+2
subtract 3k from both sides
-1=4k+2
subtract 2 from both sides
-3=4k
divide by 4 both sides
k=-3/4
Check
-9/4-1=-21/4+2
-13/4=-13/4, since -1 is -4/4 and -2 is -8/4