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The sum of two numbers is 31. Half the larger number increased by four is same as the smaller number. Find the numbers.

Soluzione

The sum of two numbers is 31. Half the larger number increased by four is same as the smaller number. Find the numbers.

Soluzione

The numbers : 18, 13

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 31

\frac{1}{2} x + 4 = y

x + y = 31, \frac{1}{2} x + 4 = y : x = 18, y = 13

The numbers : 18, 13

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