20 points and brainiest answer to the person that solves this

Answer:The answer to your question is:  17 yearsStep-by-step explanation:DataMicaela's age = Sam's age + 2In 4 years, Micaela's age + Sam's age = 40Micaela = MSam = SEquations                     M = S + 2                     M + S = 40Solve the equations                    S + 2 + S = 40                   2S = 40 - 2                   2S = 38                   S = 38 / 2                   S = 19 years old                   M = 19 + 2                   M = 21 years old, but this age is 4 years from now.                                                The actual age is                  M = 21 - 4                  M = 17 years old