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Popolare Word Problems >

Jasmin is 5 years younger than Gerald. Four years from now Gerald will be twice as old as Jasmin. Which equation should be used to solve the problem?

Soluzione

J a s min i s 5 ye a rs yo u n g er t han G er a l d . F o u r ye a rs f ro m n o w G er a l d w i ll b e tw i ce a s o l d a s J a s min . Whi c h e q u a t i o n s h o u l d b e u se d t o so l v e t h e p ro b l e m ?

Soluzione

Jasmin^{'} s age is : 1

Gerald^{'} s age is : 6

Fasi della soluzione

Translate the problem into an equation:

x + 5 + 4 = 2 (x + 4)

Risolvi per

x, x + 5 + 4 = 2 (x + 4) : x = 1

Trova age

Jasmin^{'} s age is : 1

Gerald^{'} s age is : 6

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