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Popolare Word Problems >

tina is ten years older than cosmo. in 4 years, tina will be twice as old as cosmo. how old are they now

Soluzione

t ina i s t e n ye a rs o l d er t han cos m o . in 4 ye a rs, t ina w i ll b e tw i ce a s o l d a s cos m o . h o w o l d a re t h ey n o w

Soluzione

Tina^{'} s age is : 16

Cosmo^{'} s age is : 6

Fasi della soluzione

Translate the problem into an equation:

x + 4 = 2 (x - 10 + 4)

Risolvi per

x, x + 4 = 2 (x - 10 + 4) : x = 16

Trova age

Tina^{'} s age is : 16

Cosmo^{'} s age is : 6

Esempi popolari

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