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

If the ice in Antarctica melts, the ocean will flood the entire earth. True False
A company manufactures both mountain bikes and trail bikes. The cost of materials for a mountain bike is $60, and the cost of materials for a trail bike is $60.
which graph shows the solution to the following inequality? 4d-6<18
A restaurant is making a large amount of salad dressing. The recipe uses 24 ounces of vinegar and 60 ounces of oil. What is the ratio of oil to vinegar in the s
Complete the following ordered pair solution's for the equation. -2x+3y=9
If D is the midpoint of the segment AC and C is the midpoint of segment DB, what is the length of the segment AB, if AC = 3 cm. Need an explanation!
A pair of shoes are on sale and there sail price is $51. This is 75% of the original price. What's the original price?
The use of an iconic logo in and ad is an example of
Please help asap 30 pts
The red dot is about half way between 12 and 13