martinezeric807
martinezeric807 martinezeric807
  • 10-06-2020
  • Mathematics
contestada

What is the solution to the system of linear equations?

{2x + 4y = 20
{3x + 2y = 26

Enter your answer in the boxes.​

Respuesta :

PollyP52 PollyP52
  • 10-06-2020

Answer:

x = 8, y = 1.

Step-by-step explanation:

2x + 4y = 20

3x + 2y = 26      Multiply this equation by -2:

-6x - 4y = -52    Add this to the first equation:

-4x = -32

x = -32/-4

x = 8.

Plug x = 8 into the first equation:

2(8) + 4y = 20

4y = 20 - 16 = 4

y = 1.

Answer Link

Otras preguntas

Which is the suggested theme in “Infant Sorrow” by William Blake?
famous journalist, media personality and activist missed out on one of thousand of TV episodes. who is it?
If f(x)= 3/x+2 - x-3 complete the following statement f(19)=
Which of these is a power of the legislative branch? a.declare war b.enforces laws c.interprets laws d.negotiates treaties?
A scientist is observing an invertebrate animal that she collected in shallow salt water. The animal has a hollow central cavity and a gut. Which animal is the
What type of irony can be seen in the first and second stanzas of “O Captain! My Captain!”? visual allusive situational dramatic answer fast please!
There are 364 people that have to go from the airport to the hotel. One van can transport 12 people. How many vans are needed?
I need 2 examples or proof on why happiness is a choice.
Conformity based on a desire for approval is called _____ social influence. conformity based on the desire to reduce uncertainty is called _____ social influenc
The autonomic nervous system regulates the action of the
good job