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Popular >

the difference of two numbers is 4. Thrice the first number plus twice the second number is 28.

Solución

the difference of two numbers is 4. Thrice the first number plus twice the second number is 28.

Solución

The numbers : 7 \frac{1}{5}, 3 \frac{1}{5}

Pasos de solución

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x - y = 4

3 x + 2 y = 28

x - y = 4, 3 x + 2 y = 28 : x = \frac{36}{5}, y = \frac{16}{5}

Convertir las fracciones impropias a números mixtos:

\frac{36}{5} = 7 \frac{1}{5}

Convertir las fracciones impropias a números mixtos:

\frac{16}{5} = 3 \frac{1}{5}

The numbers : 7 \frac{1}{5}, 3 \frac{1}{5}

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