kikdddd
kikdddd kikdddd
  • 06-04-2017
  • Mathematics
contestada

3x + 2y = 7
y = x – 4
(3, –1)
(2, 6)
(6, 2)
(–1, 3)

Respuesta :

Аноним Аноним
  • 06-04-2017
3x + 2y = 7

y = x - 4

3x + 2(x - 4) = 7
3x + 2x - 8 = 7
               5x = 7 + 8
               5x = 15
                 x = 15/5
                 x = 3

y = x - 4
y = (3) - 4
y = -1


the solution to the set is (3, -1)

hope this helps :)






Answer Link

Otras preguntas

Which term best defines the primitive instinct for the body to defend itself?
Which of the following are factors that might influence a person's political opinions? A) living in a major metropolitan area B)working as a long-dist
Which of these elements is needed to create an effective fitness program?
Which of the following groups helped to bring settlers to New Netherland in the 1600s?
Which of the following groups of words is a sentence fragment? A. Stop by the garden. B. We stopped; she didn't. C. Stopping by the garden, we saw that the flo
What problem would the Japanese attack on pearl harbor solve for Roosevelt?
What is the difference between mass and weight in Physical Science?
When Marla rounded 19.95 to the nearest tenth, she found the number changed to 20.is this correct
Milton was born into a prosperous Puritan family. a. True b. False
Which sentences in this excerpt from W. W. Jacobs's "The Monkey's Paw" show that the White family does not believe in the talisman’s power? "Hold it up in your