plainbearsp6151 plainbearsp6151
  • 07-12-2021
  • Mathematics
contestada

solve each system of linear equations 3x+y=9, 7x+y=32 ​

Respuesta :

goddessboi goddessboi
  • 07-12-2021

Answer:

x=23/4, y=-33/4

Step-by-step explanation:

3x+y=9

7x+y=32

3x+y=9

y=9-3x

7x+y=32

7x+(9-3x)=32

7x+9-3x=32

4x+9=32

4x=23

x=23/4

3x+y=9

3(23/4)+y=9

69/4+y=9

y=-33/4

Answer Link

Otras preguntas

If Fed-Ex and UPS merge, do they become Fed-Up?
A sale on dog food that costs $10 a bag says buy 1 get one half off what is the percent discount on the dog food
how can you tell the fraction is a unit fraction
Which of the following is the antecedent of the pronoun theirs in the sentence below? Rivers stopped flowing along the bank's so that they could hear Orpheus, w
________ is a term meaning limiting the use of resources. a. Intervention b. Prevention c. Recycling d. Conservation
What part of speech is the words: very, old, as, if, in the phrase, "You aren't very old, as if that settled it?"
Start at 92. Create a pattern that adds 13 to each number. Stop after 5 numbers. I DO NOT GET TIS I NEED HELP!!!
An allergic reaction to certain types of natural, unprocessed foods, such as peanuts, is caused by
what is 12-7+9-2 equal
does your body get all its energy from the Sun