20-05-2017
Mathematics

contestada

A first number plus twice a second number is 2. Twice the first number plus the second totals 22. Find the numbers.

Respuesta :

Douglass000 Douglass000

20-05-2017

Your numbers are 10 and -4.

-2x -4y= -4
2x + y = 16
0x - 3y = 12
-3y = 12
y = -4

x+ 2y = 2
x + 2 ( -4) = 2
x- 8= 2
x= 10

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Why is it important to know who is telling the story

80 people were asked which was their favourite animal. The pictogram shows the results. The key is missing. Cat a) Which animal was the least popular? b) How ma

If you owe suppliers $240 and typically buy $40 worth of products per day, then your Days Payable equals _____________, fill in the blank,.

Felipe is an illegal immigrant seeking work in the U.S. He is hired by a small factory doing manual labor. When it is discovered that Felipe is an illegal immig

What are the x- and y- coordinates of point P on the directed line segment from A to B such that P is Two-thirds the length of the line segment from A to B? (2,

Which statement best describes the trait of being tactful? A. ability to be humble in every situation B. ability to remain stress free C. ability to deal with o

The area of a circle is 153.86 square meters. What is the diameter of the circle? Use 3.14 for π.

Please help! Correct answer only, please! Find the following product if possible. Explain if it is not possible. A. B. C. D.

from “I Have a Dream,” by Martin Luther King, Jr. I am not unmindful that some of you have come here out of great trials and tribulations. Some of you have come