MayaEThomas
MayaEThomas MayaEThomas
  • 24-01-2021
  • Mathematics
contestada

Solve the system by substitution.
-2x + 7y = 15
бу = 3

Respuesta :

yasmitadp yasmitadp
  • 24-01-2021

Answer:

Step-by-step explanation:

-2x + 7(1/2) =15

-4x +7 =30

-4x =23

x=-23/4

Answer Link

Otras preguntas

−6 < x + 1 ≤ 1 is what kind of linear inequality. A. solution B. pair C. union D. reverse E. double
. Which sentence is written correctly? A. Jackie spoke more longer than any other speaker. B. Isaac's version of the story is more nearer to the truth than hers
what us army fort is approximately 100 miles northeast of mason
Which of these pairs is in Kingdom Fungi? A. mushrooms and bacteria B. diatoms and water molds C. mushrooms and yeast D. protist and virus
Which are the reproductive parts of an angiosperm flower? anther and ovary sepal and anther ovary and stigma sepal and stigm
Which additional word or words in the sentence should be capitalized? In may, I will try to grill hamburgers and hot dogs on memorial day. Choose all answers th
If a student were assigned a research paper discussing Alexis de Tocqueville's beliefs and observations, which idea would the student likely include?..
Which is the best definition of wind? A. the vertical movement of air B. the horizontal movement of air C. the westerly movement of air above the Earth's sur
PLEASE HELP I GIVE THANKS
Simplify fully X squared - 8x + 15 Over X squared + x -12