rotenberry10 rotenberry10
  • 30-10-2019
  • Mathematics
contestada

{-x+2y=7
{-4x+7y=27

Solve the system of equations by the substitution method.

Answers. A)
B) infinitely many solutions
C) no solution

Respuesta :

tati7551 tati7551
  • 30-10-2019
the answer is (-5,1)
Answer Link

Otras preguntas

Do number 27 please
Which of the following sentences contains an idiom? The fire burned bright and hot all night long until the firefighters won the battle. Catherine and Gus have
In glass art, what are the four main properties it can have? Explain each
The cylinder shown has a volume of 733 cubic inches. a. What is the radius of the​ cylinder? The radius of the cylinder is ? (Round to the nearest tenth if ne
a 5 year lease for a office space states that the annual rent is 62,000 for the first year and will increase by 7% each additional year of the lease. what will
Help solve the circle
what is1/3 as a whole number
how can we use the study of time measurement's in our time Management? ​
Help↷The efficiency of a fuel is expressed in terms of its ________.A. densityB. calorific valueC. volumeD. purity​
The percentage change in the quantity supplied in response to a percentage change in the price is known as the Select one: A. slope of the supply curve. B. exce