renniemoe2008 renniemoe2008
  • 16-03-2022
  • Mathematics
contestada

2x + 2y = 20
3x = 2y
Which of the following points is a solution to this
system?
O (1,9)
(4, 6)
(6,9)
(6,4)

Respuesta :

Pix3l05
Pix3l05 Pix3l05
  • 16-03-2022

Answer:

(4, 6 )

Step-by-step explanation:

2x + 2y = 20

3x = 2y

therefore we can sub in 3x into 2y in the first equation.

2x + 3x = 20

5x = 20

x = 4

then we can sub x = 4 into the other equation

3 . 4 = 2y

12 = 2y

6 = y

Hope this helped!

Answer Link

Otras preguntas

change 3/5 to a percent
How do I solve this problem?
In addition, many predictions based on the idea have led to additional observations that support it. This idea of the origin of the universe is best classified
You will begin with a relatively standard calculation. consider a concave spherical mirror with a radius of curvature equal to 60.0 centimeters. an object 6.00
"A leader is best when people barely know he exists; when his work is done, his aim fulfilled, they will say; we did it ourselves" Which belief system does thi
Is Alcohol a drug, or anti depressant, or barbiturate? or all of the above
You can see lightning before you can hear the thunder. Which is the best explanation for this? You see the light first because cold air bends the sound waves, b
If two numbers have arithmetic mean 2700 and harmonic mean 75, find their geometric mean
Ten minutes after a plane leavesthe airport, it is reported to be 40 miles away. What is the avarage speed in miles per hour of the plane?
The idea of total war existed in all countries involved in World War I. For example, countries used to determine how much food, rubber, gasoline, and other item