Saberfavor Saberfavor

13-01-2020
Mathematics

contestada

One number is four more than a second number. Three times the first is 12 less than 2 times the second. Find the numbers

Respuesta :

josshyaby josshyaby

14-01-2020

Answer:

Step-by-step explanation:

Let the number be x

x = 4y.......(1)

3y = 2x - 12.....(2)

Putting (1) into (2)

3y = 2(4y) - 12

3y = 8y - 12

3y - 8y = -12

-5y = -12

y = -12/-5

y = 12/5

y = 2 2/5

And x = 4y

Putting y = 12/5

x = 4 × 12/5

x = 48/5

x = 9 3/5

Answer Link

Otras preguntas

Explain how progressives gave voters more powers in the states

The length of a rectangle is 11 m more than twice the width, and the area of the rectangle is 63 m2 . find the dimensions of the rectangle.

How are the different colors observed related to the electron structure of the atoms?

characteristics of the Cenozoic era

The impact of the changing nature of labor and land ownership in the post-Civil War?

Choose the version of this sentence that uses commas correctly. A. December 7 1941, was a date that would live in infamy, according to President Franklin D. R

the colosseum in rome consists of two back-to-back __________ and a combination of __________ columns that produce a sense of lightness proceeding from bottom

Please answer the question need to pass

Luke's Gospel is, for the most part, chronological. True False

The command-and-control strategy for pollution reduction refers to