Answer :
k = 11
Since you don't know what the variable is, you have to divide by the coefficient (in this case 7), and you would divide it from both sides. Therefore it is 7k/7=77/7. Then you are left with k = 11
Since you don't know what the variable is, you have to divide by the coefficient (in this case 7), and you would divide it from both sides. Therefore it is 7k/7=77/7. Then you are left with k = 11
