torreseli146
torreseli146 torreseli146
  • 01-04-2021
  • Mathematics
contestada

What is the x-value of the solution to this system of equations?
Y=2/7x-1
2x + 7y = -49

Respuesta :

karkismriti176
karkismriti176 karkismriti176
  • 04-04-2021

Answer:

x = -21/2

Step-by-step explanation:

y= 2/7 x-1

or, 7y= 2x -7

or, 2x -7y =7

2x + 7y = -49

4x = -42

x= -21/2

y= 2/7 × -21/2 -1

= -4

Answer Link

Otras preguntas

Biological hazardous waste bags should be which color? * Green or Blue Red or Red-Orange Clear or Black
Which of the following results when homologous chromosomes cross over in meiosis? Two sister chromatids get tangled, resulting in one re-sequencing its DNA. DNA
Solve the System of equations x = -2 ; y= -3 .(show your work step by step). x+2y = 4 x +y = 1
What makes a good political candidate you would be willing to vote for?
A painter bought 14 gallons of paint just enough to cover 2 room
Which animals are cold-blooded, breathe with lungs, most lay eggs, although in some the eggs hatch inside the female, and have scales or plates? question 17 opt
Calculate the average force with which the Sun pulls the Earth. It will help to know that rsun_Earth = 9.4E9 m.
write an equation for the graph below in the terms of x
Is my answer correct?
hey, could you help me real quick?