neilmohamed neilmohamed
  • 22-04-2016
  • Mathematics
contestada

which system of equations would have the same solution as the system: x+y=5 3x+2y=10

Respuesta :

Willchemistry
Willchemistry Willchemistry
  • 22-04-2016
{ x + y = 5     * ( -3 )
  3x + 2y = 10

- 3 x - 3 y = - 15
  3 x + 2y = 10
_______________
          - y = - 5  * ( -1 )
 
           y = 5

For x :

3 x + 2 y = 10

3 x + 2 * ( 5 ) = 10

3 x + 10 = 10

3 x = 10 - 10

3 x = 0

x = 0 / 3

x = 0

X = 0 and y = 5

hope this helps!





Answer Link

Otras preguntas

Human growth and sexual development are controlled by 1-nerves 2-hormones 3-digestive system 4-excretory system
Identify the type of adjustment that would most likely be needed. Business B purchased a piece of equipment to be used in operations for $5,000 during the middl
How many fluid ounces are in 12 1/4 cups
Why do noodles have a "twisty" history?
Please answer ASAP!!!!
The position of a charge an electric field that gives an electric ____ energy
What is the area of this triangel 25 m A 24.11 A 150 M B 225 99 C 2900 D. 2901 PLEASE HELP
PLS WILL GIVE BRAINLIEST Write about how news papers allow us to preserve culture/ record important cultural events and add a piece of evidence (cited)
Help me please and thank you
Read and choose the correct option to answer the question. To whom would the following directions apply? Baja de peso, toma vitaminas, practica deportes y manej