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Beliebt Word Problems >

13 years from now David will be twice as old as Pearl. The current sum of the ages of David and Pearl is 19. How old is Pearl right now?

Lösung

13 ye a rs f ro m n o w D a v i d w i ll b e tw i ce a s o l d a s P e a r l . T h e c u rre n t s u m o f t h e a g es o f D a v i d an d P e a r l i s 19. Ho w o l d i s P e a r l r i g h t n o w ?

Lösung

Pearl^{'} s age is : 2

Schritte zur Lösung

Translate the problem into an equation:

x + 13 = 2 (19 - x + 13)

Löse nach

x, x + 13 = 2 (19 - x + 13) : x = 17

Finde Pearl's age

: 2

Pearl^{'} s age is : 2

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