the sum of twice a number and 11 less than the number is the same as the difference between -27 and the number. What is the number?

Question

How do i solve this problem step by step?

Answer 1

n = the number

 

2n + (n - 11) = -27 - n

 

3n - 11 = -27 - n

 

4n = -16

 

n = -4

 

Test the answer.