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Popular Word Problems >

the sum of twice a number and 4 times another number is 4. The first number decreased by the second number is 5. Find the numbers.

Solução

t h e s u m o f tw i ce a n u mb er an d 4 t im es an o t h er n u mb er i s 4. T h e f i rs t n u mb er d ecre a se d b y t h e seco n d n u mb er i s 5. F in d t h e n u mb ers .

Solução

The numbers : 4, - 1

Passos da solução

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

2 x + 4 y = 4

x - y = 5

2 x + 4 y = 4, x - y = 5 : x = 4, y = - 1

The numbers : 4, - 1

Exemplos populares

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