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

Tim worked on a math problem 4+3(2+5) Tim should have gotten 25 for an answer, but he got 49 for an answer. What is Tim's percent error? (Be sure to put the per
Identify the sentence type: Single-use items, such as plastic utensils, create a large percentage of American trash, and the landfills are starting to overflow
heeeeelppppp please heeelpppp omg 25 points
What fraction is equal to 75% of 1/3
who can get this right can have the pont to bless some day Which famous abolitionist was the first African American confirmed for a presidential appointment by
The distance of planet Mercury from the Sun is approximately 5.8 ⋅ 10^7 kilometers, and the distance of Earth from the Sun is 1.5 ⋅ 10^8 kilometers. About how m
2. Tell me the subject (S) and Direct Object (DO) of the following sentences: and Ich lese ein Buch. . w wwwwww . Spielst du Tennis? . Er tanzt den Walz. . Wir
a farm loan officer has a four-drawer cabinet. one drawer is 3/5 full, one drawer is 1/2 full, one drawer is 2/3 full, and one drawer is 3/4 full. can the conte
The cost of a sweatshirt is 175% the cost of a T-shirt. A T-shirt costs $13. What is the cost of 3 sweatshirts? Enter your answer in the box.
Pls answer this asap I need it pla help meh