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Populaire Word Problems >

The sum of two numbers is 72. Twice the first number minus the second number is equal to 54. find the numbers

Solution

T h e s u m o f tw o n u mb ers i s 72. Tw i ce t h e f i rs t n u mb er min u s t h e seco n d n u mb er i s e q u a l t o 54. f in d t h e n u mb ers

Solution

The numbers : 42, 30

étapes des solutions

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 72

2 x - y = 54

x + y = 72, 2 x - y = 54 : x = 42, y = 30

The numbers : 42, 30

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