giasol04 giasol04
  • 04-04-2019
  • Mathematics
contestada

What is the value of the y coordinate of the solution to the systems of equations x+2y=9 and x-y=3

Respuesta :

znk
znk znk
  • 04-04-2019

Answer:

y = 2

Step-by-step explanation:

(1) x  + 2y = 9

(2) x  -   y = 3

Subtract (2) from (1)

3y = 6

 y = 2

The y-coordinate is y = 2.

The graphs of the two equations intersect at (5, 2).

Ver imagen znk
Answer Link

Otras preguntas

Aluminum reacts with bromine to form aluminum bromide. What are the reactants ?
What is the area, in square units, of the trapezoid shown below?
How did New England’s physical geography support the growth of industries?
beans are included in both the meat and vegetable group
Why would Carbon, Nitrogen, and Phosphorus be key elements for living things?
How are the two excerpts similar?Both discourage higher education.Both are written for immigrants.Both use numbers to prove a point.Both discuss higher educatio
This is a spreading out of a wave around corners or through holes.
Cuatro debes beber?(four healthy drinks)
2. Which of the expressions below is equivalent to:
Estimate:________74,529- 38453​