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Popular Word Problems >

Ayres is ten years older than her sister, Isay. In four years, she will be twice as old as her sister. What will be the equation?

Solution

A yres i s t e n ye a rs o l d er t han h er s i s t er, I s a y . I n f o u r ye a rs, s h e w i ll b e tw i ce a s o l d a s h er s i s t er . Wha t w i ll b e t h e e q u a t i o n ?

Solution

Ayres^{'} s age is : 16

Isay^{'} s age is : 6

Solution steps

Translate the problem into an equation:

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

Solve for

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

Find age

Ayres^{'} s age is : 16

Isay^{'} s age is : 6

Popular Examples

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