ben72 ben72
  • 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

Otras preguntas

4st^2-s^2 were s=5 and t=7
pls answer and show work
When a sperm cell fertilizes an egg cell, the genes in both cells?
Why do we use radiometric dating in geology?
PLEASE HELP IM CONFUSUED
Which of the following is a example of post hoc Basing a conclusion on insufficient evidence Identifying only two options and ignoring others Citing a source
What factors influenced the peace treaties that ended WWI, and how did people react to the treaties?
Solve for x Please.
Select all that apply. Mark the statements that correctly describe British rule in India. A. The British improved the communications systems in India. B. The Br
What is a common name for microlepidoptera