hbill4848 hbill4848
  • 11-04-2022
  • Mathematics
contestada


Solve the following system of equations algebraically:
x + 5y = -19
3x - y=-9

Respuesta :

Festus19
Festus19 Festus19
  • 11-04-2022

Answer:

x= -4, y=-3

Step-by-step explanation:

solving the two equations simultaneously you'll get x to be-4 and y to be -3

x+ 5y= -19

3x-y=-9

multiplying the second equation by5

15x-5y=-45

adding eqn 1 and eqn 3

16x= -64

x= -4

substituting into eqn 2

3(-4)-y= -9

-y= -9+12

-y= 3

y=-3

Answer Link
s13366
s13366 s13366
  • 11-04-2022
I hope I can help you:)
Ver imagen s13366
Answer Link

Otras preguntas

Which statement best describes Southern military districts during Reconstruction?
often the second part of a scientific name is
Why did the federal government remove American Indians from the Kansas and Nebraska territories?
what is the fraction form of 2.333
Help, please? In the reaction, 2 Al (s) + 3 Sn+2 (aq) arrow 2 Al+3 (aq) + 3 Sn (s), the reducing agent is: a. the Al b. the Sn+2 c. the Al+3 d. the Sn
Solve the equation. −10x + 1 + 7x = 37
A book is sitting on a desk. What best describes the normal force acting on the book?
select the statement that most accurately describes the neolithic agricultural revolution
The equation, 2 H2(g) + O2(g) arrow 2 H2O(l), represents an equation for a standard formation reaction. True False
Which resumé would best highlight a person's strong work history? a. chronological b. functional c. hybrid