Write the word sentence as an equation. Then solve.

The difference between a number c and 13 is - 2.

Answer: C-13 = - 2 C = 11

Step-by-step explanation:

difference means subtraction.

the wording "is" implies the answer to the equation = - 2

let C be a variable

C - 13 = - 2

C = - 2 + 13 solve for C by getting C by itself

C = 11