Question

Gabrielle is 15 years older than Mikhail. The sum of their ages is 113. What is Mikhail's age?

years old

Answer 1

113/2 is 56.5, 56.5-15 is 41.5

about 41 to 42

Answer 2

Gabrielle is 15 years older than Mikhail. The sum of their ages is 113. What is Mikhail's age?

G + M = 113

substitute in for G: (M + 15)

(M + 15) + M = 113

2M + 15 = 113

2M = 98

M = 49 years old