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Popolare Word Problems >

jean is twice as old as her brother wayne. Three years from now, the sum of their ages will be 39. Find their present age

Soluzione

j e an i s tw i ce a s o l d a s h er b ro t h er w a y n e . T h ree ye a rs f ro m n o w, t h e s u m o f t h e i r a g es w i ll b e 39. F in d t h e i r p rese n t a g e

Soluzione

Wayne^{'} s age is : 11

Jean^{'} s age is : 22

Fasi della soluzione

Translate the problem into an equation:

2 x + 3 + x + 3 = 39

Risolvi per

x, 2 x + 3 + x + 3 = 39 : x = 11

Trova age

Wayne^{'} s age is : 11

Jean^{'} s age is : 22

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