dawnharrison15 dawnharrison15
  • 23-10-2019
  • Mathematics
contestada

5x - y = 12
3x + y = 4

Respuesta :

kateyrhoades86
kateyrhoades86 kateyrhoades86
  • 23-10-2019

Answer:

5/3x+4 you have to subtract -3y on both sides of the equal sign

Step-by-step explanation:

explained in answer. Hoped this helps!

Answer Link
DeanR
DeanR DeanR
  • 23-10-2019

A linear system, glad that I'm here.

5x - y = 12

3x + y = 4

We can just add equations to eliminate y,

8x = 16

x = 2

y = 4 - 3x = 4 - 3(2) = -2

Answer: x=2, y=-2

Check:

5(2) - (-2) = 10 + 2 = 12 good

3(2) + (-2) = 6 - 2 = 4 good

Answer Link

Otras preguntas

a large group of people is going to a baseball game. If 97 people are going and each bus holds 32 people. How many buses will need to be ordered?
What does the nucleic acid copies DNA so what can be made ?
why did the united states want to impress japan in  particular with the Great White Fleet?
which is bigger 9.8 or 9.80
In the cells prokaryotic and eukaryotic, which cell would best represent a bacterium?
Where the autotroph obtain the reactant for photosynthesis
The quotient of n and 8
Why were US workers against the ratification of the North American Free Trade Agreement (NAFTA) in 1992?
how do you do radical 128 with an index of negative 3
What a antonym for plot