Gabrielle's age is three times Mikhail's age. The sum of their ages is 76. What is Mikhail's age?:years old

해법

G ab r i e ll e^{'} s a g e i s t h ree t im es M ikhai l^{'} s a g e . T h e s u m o f t h e i r a g es i s 76. Wha t i s M ikhai l^{'} s a g e ? : ye a rs o l d

Mikhail^{'} s age is : 19

Gabrielle^{'} s age is : 57

솔루션 단계

Translate the problem into an equation:

3 x + x = 76

x

해결 대상

, 3 x + x = 76 : x = 19

age 찾다

Mikhail^{'} s age is : 19

Gabrielle^{'} s age is : 57