jxhxbxbs jxhxbxbs
  • 25-02-2019
  • Mathematics
contestada

3x+2y=12 and 6x +3y=21​

Relax

Respuesta :

nastya1902k nastya1902k
  • 25-02-2019
3x+2y=12 |•2
6x+3y=21

6x+4y=24
6x+3y=21

0x+y=3
y=3; x=2
Answer Link

Otras preguntas

Compare and contrast carbon dioxide and water.
I really need help with this
What is Stockholm Syndrome.
Who is the architect of America Foreign policy
PLZ HELP!!!! Read the following excerpt from the play Acceptance and answer the question that follows. JEREMY: Rose, New York is way too expensive, and I don't
If the elevation of two points on a map is 200m and 300m respectively, what is the vertical interval?Select one:a. 100mb. 300mc. 200md. 500m​
i thought of a number, increased it by nine, and then multiplied by 6. the resulting number was 282. what was my number
5 bags of dog food and 2 bags of cat food weigh 45 pounds. 6 pounds of dog weighs 45 pounds. All 6 of dog food weighs 45 pounds. All 6 bags of dog food weigh th
Determine the approximate measure of angle Y.​
There are 8 children in Marcy's preschool class. During free time yesterday, 4 of them chose to play dress-up. What is the probability that a randomly selected