xXBigmac01Xx
xXBigmac01Xx xXBigmac01Xx
  • 03-03-2022
  • Mathematics
contestada

Find the value of x and y:
5x + y = 11
3x - y = 9​

Respuesta :

Аноним Аноним
  • 03-03-2022

Answer:

x = 2.5

y = -1.5

Step-by-step explanation:

5x + y = 11

3x + y =  9

8x = 20

x = 20/8

x = 2.5

5(2.5) + y = 11

12.5 + y = 11

y = -1.5

Answer Link

Otras preguntas

Use a calculator to evaluate sec 85°.
If the ones digit of a number greater than 1 is 0, what factor or factors must that number have. A. 2 only B. 5 only C.2 and 5 D. Neither 2 or 5
how do you turn 12.576 into expanded form please explain
what are the definitions to 'law of soil' and 'law of blood' ? what does it mean ? please help me .
Love, death, peace, and war are examples of ____________ that relate to the entire world. A. paintings B. music C. books D. universal themes
what is another name for pi in Germany?
what is the transcontinental railrod
how did the civil war affect industries in the north?
Analysis answers the question: ______. How does the writer say what he says? Does the writer get his point across? Was what the writer said worthwhile?
What is the primary purpose of writing a lab report?