douglasdanielle24 douglasdanielle24

02-05-2022
Mathematics

contestada

solve the system by elimination 4x-y=2 and x+3y=7

Respuesta :

okikiolu3 okikiolu3

04-05-2022

Answer:

x=1 y=2

Step-by-step explanation:

Isolate x for 4x -y =2: x=2+y/4

Substitute x= 2+y/4

(2+13y/4) +3y=7

simplify 2+13y/4) =7

Isolate y for 2+13y/4) =7: y=2

Forx= 2+y/4

Substitute y =2

x=2+2/4

x=1

Answer Link

Otras preguntas

What is two common uses that has technetium??

define one ampere current electricity

The population of rabbits on an island is growing exponentially. In the year 2000, the population of rabbits was 220, and by 2004 the population had grown to 35

Based on the imagery this poet has chosen, what can we infer about his state of being? The poem is called Loud Music by Stephen Dobyns

Provide a definition of what justice means to you without copying definitions from the internet and provide an example of a south African law that you find unju

Please show the answer with the work, GodBless.

What is the pronoun of this sentence The lady to.......you spoke just now is my teacher . Relatives clauses

Plz help! Sam had an appointment 90 miles away from home at 2pm. He drove there at 60 mph, and was 15 minutes late. What time did Sam start driving at? Example:

Please solve this: the area of a rectangular piece of card is 56cm square.

What are all of the mole ratios of MgCl2 -> Mg+ Cl2