cm000675 cm000675
  • 01-10-2021
  • Mathematics
contestada

3x + 2y = 1 5x – 2y = 39

Respuesta :

keenan39 keenan39
  • 01-10-2021
3x + 2y = 39
-3x -3x

2y = 39-3x
— ———
2 2

y= 19.5 - 3x/2
plug (19.5 - 3x/2) for y

1.5x - 2(19.5 - 3x/2)= 39
x= 17.33333333334
Answer Link

Otras preguntas

How did the Magna Carta affect the development of a national identity in England?
You just used the last of your breakfast cereal to make yourself a fresh bowl. after eating a couple of spoonfuls, you notice that the printing on the box claim
(a) Use Euclid’s algorithm to find the g , the greatest common divisor of 273 and 3019.
which statement is true? a. 11/20 = 4/7 b. 11/20 > 4/7 - c. 11/20 < 4/7 d. 11/20 > 4/7
Things like your eye color and height are not under your control. This is because they are determined by your genes. So, eye color is a good example of an in
can you make a graph that models the equation 4x + 2y = 8?
Nobels 1. What are the challenges faced by members of the group? 2. What are the potential benefits of belonging to that group?
Owners of a summer camp are buying new cots for there cabins.There are 16 cabins. Each cabin needs 6 cots. Each cot is $92. How much will the new cots be?
Which conditions are required for natural selection? Check all that apply.
From what point of view is The Red Bandage of Courage told