gabriellarenolp5x7c0 gabriellarenolp5x7c0
  • 11-04-2019
  • Mathematics
contestada

A system of equations is shown below: x + y = 3 2x − y = 6 The x-coordinate of the solution to this system of equations is _____. Numerical Answers Expected! Answer for Blank 1:

Respuesta :

chikafujiwara
chikafujiwara chikafujiwara
  • 11-04-2019

Answer:

3

Step-by-step explanation:

First equation :

x = 3 - y

Substitute into the second equation.

2(3 - y) - y = 6

6 - 2y - y = 6

6 - 3y = 6

-3y = 0

y = 0

Substitute back into the first equation.

x + 0 = 3

x = 3

The x coordinate is 3.

Answer Link

Otras preguntas

0.16728 divided by 3.4
can you show me how to do input and output
What's the whole number between 3.75 and the square root of 36?
your daily workout plan involves a total of 40 minutes of running and swimming. you burn 20 calories per minute running and 10 calories per minute swimming. let
order from least to greatest: 8,|3|,-5,|-2|,-2
How would you describe a modern device such as a TV, microwave oven, or computer to someone living in 1800?
Is the square root of 40 a rational number or an irrational number?
Quien me dice la respuesta de esto. 7(6-2a)=5(-3a+1)
If m∠ABC = 72°, what is m∠DAB? A) 72° B) 108° C) 144° D) 216°
what is 98,425 rounded to