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Beliebt Word Problems >

The sum of two numbers is 15. Twice the smaller number is three greater than the larger number. What are the numbers?

Lösung

T h e s u m o f tw o n u mb ers i s 15. Tw i ce t h e s ma ll er n u mb er i s t h ree g re a t er t han t h e l a r g er n u mb er . Wha t a re t h e n u mb ers ?

Lösung

The numbers : 6, 9

Schritte zur Lösung

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 15

2 x = 3 + y

x + y = 15, 2 x = 3 + y : x = 6, y = 9

The numbers : 6, 9

Beliebte Beispiele

The sum of a number and 6 is less than-5 a car travels 80km for 3 hours, what is its speed The sum of 4 times a number and 9 is equal to 8.7 less than the quotient of a number and 8 is 10 The sum of five and eight times a number is the same as fifty plus one half the number. Find the number.