owenggmoore owenggmoore
  • 26-03-2020
  • Mathematics
contestada

solve the system of equations is given below 2x+3y=18 x+7y=31

Respuesta :

nov23 nov23
  • 26-03-2020
{2x + 3y = 18
x + 7y = 31}


2x+ 3y = 18
x=31-7

2(31-7)+3y=18

y=4

x=31-7*4
x=3

(x,y) = (3,4)
Answer Link

Otras preguntas

Which action is an example of the United States using economic influence as a tool of foreign policy
What is the probability that e) A fair coin lands Heads 6 times in a row? f) A fair coin lands Heads 4 times out of 5 flips? g) The bit string has exactly two 1
Many weight-loss programs advertise that they can help individuals lose a great deal of weight without any changes in the individual’s lifestyle. Typically when
WILL GIVE BRAINIEST TO ONLY THE FIRST ANSWER!! Find the sum of the first 150 terms in the sequence 20, 15, 10, 5...
What is 0.5 as a fraction in simplest form
A well-insulated, rigid tank has a volume of 1 m3and is initially evacuated. A valve is opened,and the surrounding air enters at 1 bar, 27 °C. Heat is transferr
a. Janette and Lola, who are sisters, acquire an apartment building, ownership listed as joint tenancy with right of survivorship. Janette furnished $1,200,000
Using this figure A’ is the______Of A.
x + 4y >-8 -3.x +y >-3
Calculate: 1−3+2−4+3−5 + ⋯ +101−103.