Question

Find the value of n in the equation 3(n-5)=-21

Answer 1

3n -15 = -21 , 3n = -21+15 , 3n= 6 , n= 6/3 , n=2

Answer 2

3(n-5)=-21

n-5=-21÷3

n-5=-7

n=-7+5

n=-2