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Populaire >

One positive number is 8 times another number. Their différence is 70:Find the numbers.

Solution

One positive number is 8 times another number. Their difference is 70:Find the numbers.

Solution

The numbers : 80, 10

étapes des solutions

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

1 \cdot x = 8 y

x - y = 70

1 \cdot x = 8 y, x - y = 70 : x = 80, y = 10

The numbers : 80, 10

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