seannn00
seannn00 seannn00
  • 02-12-2019
  • Mathematics
contestada

solve this system of equations.
x-y=2
2.5x + y =5

Respuesta :

Yang100
Yang100 Yang100
  • 03-12-2019

Answer:

x=2, y=0. (2, 0).

Step-by-step explanation:

x-y=2

2.5x+y=5

---------------

x=y+2

2.5(y+2)+y=5

2.5y+5+y=5

3.5y=5-5

3.5y=0

y=0/3.5

y=0

x=0+2=2

Answer Link

Otras preguntas

What kind of cell has a large, central, vacuole
Is the word "closely" an adverb or adjective
what physical property makes metal pots good for cooking?
Earth's population continues to grow daily. Which of the following statements best illustrates a possible consequence of such rapid growth?
How many times larger is 220 than 22
What does the word "valentine" mean?
Which biome is characterized by low annual rainfall, less than 26 centimeters (about 10-11 inches) per year?
7 2\3+ (5 1\6-1 5\9)
Analyze how friction can be both a positive and negative aspect In our every day lives
Max is 135 centimeters tall he is 18 centimeters taller than Rita Rita is 30 centimeters shorter than Jan how tall is jan.