moraboramora123
moraboramora123 moraboramora123
  • 25-02-2021
  • Mathematics
contestada

which point represents the solution to the system
3x-2y=12
2x+2y=3

a. (2,-2/3)
b. (3,-3/2)
c. (3,-2)
d. (2,2)

please explain how you got your answer.

Respuesta :

asmaNasr
asmaNasr asmaNasr
  • 25-02-2021

Answer:

b

Step-by-step explanation:

[tex]3x - 2y = 12 \\ 2x + 2y = 3 \\ 2y = 3 - 2x \\ 3x - (3 - 2x) = 12 \\ 3x - 3 + 2x = 12 \\ 5x = 15 \\ x = 3 \\ 2y = 3 - 6 = - 3 \\ y = - \frac{3}{2} [/tex]

(3, -3/2)

Answer Link

Otras preguntas

What is your opinion on mother teresa?
What percentage of the data in a standard normal distribution lies between x = .09 and x = 1.2?
The function h is defined as h (x) = 5x² – 3. Find h(x+1).
Do you agree with Machiavelli's philosophy of how rulers should rule? Why or why not?
Explain how a collection of statues on display in the Capitol depicting notable people from each State reflects the idea of representative democracy.
Consider the tile pattern below. Completely describe what figure 100will look like. How many tiles will be in figure 100? Explain how you know
If it takes Tim 20 minutes to bike 6 miles, how many minutes will it take him to bike 144 miles?​
Although Millie's grandmother died several weeks ago, she continues to ask her mother when grandma will be back to visit her. Millie is most likely in ______.
What are sensations interpreted by?
What are the postulates of Dalton's atomic theory?