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One number is five more than the double of a second number. Thrice the first is 7 less than 5 times the second. Find the numbers.

Solution

One number is five more than the double of a second number. Thrice the first is 7 less than 5 times the second. Find the numbers.

Solution

The numbers : - 39, - 22

Solution steps

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 5 + 2 y

3 x = 5 y - 7

x = 5 + 2 y, 3 x = 5 y - 7 : x = - 39, y = - 22

The numbers : - 39, - 22

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