syuen661 syuen661
  • 05-01-2021
  • Mathematics
contestada

Solve the system of linear equations by elimination. Check your solution.

Solve the system of linear equations by elimination Check your solution class=

Respuesta :

xianaet xianaet
  • 05-01-2021

Answer:

x = 3

y = -1

Step-by-step explanation:

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

2x = 6

x = 3

sub x=3 into x+y=2

3+y=2

y=2-3

y=-1

Check by subbing x=3 and y=-1 into x-y=4

(3)-(-1) = 3+1 = 4

Answer Link

Otras preguntas

The technological innovation that most influenced the English language was the A. invention of the computer. B. invention of the recording device.
In 79 CE, a volcano erupted near Pompeii. Within a day, the city was buried under nine feet of ash. How many inches of ash buried the city? One foot is the same
What was prohibited by the 18th amendment?
How do government policies affect free market economies such as the U.S economy
What does the 17th amendment say?
What event triggered World War II? a. Germany's annexation of Austria b. Germany's invasion of Poland c. Germany's occupation of the Sudetenland d. Germany's
what type of government did Jean Jacques Rousseau want?
how was kennedy connected to different power groups in the usa ?
In Florida, what age group had the highest rate of crashes in 2008
How did fear of communism affect American society during the 1950's?