savannayost37 savannayost37
  • 23-01-2020
  • Mathematics
contestada

How many solutions does this system of
equations have?
3x + 2y = 6
-4x+6y= 15

a.exactly one

b.exactly two
c.none

d.infinitely many​

Respuesta :

texaschic101
texaschic101 texaschic101
  • 23-01-2020

Answer:

Step-by-step explanation:

3x + 2y = 6

2y = -3x + 6

y = -3/2x + 3.....slope here is -3/2 and y int is 3

-4x + 6y = 15

6y = 4x + 15

y = 2/3x + 5/2.....slope here is 2/3 and y int is 5/2

different slopes, different y int means exactly ONE SOLUTION

Answer Link

Otras preguntas

why was the siege of Savannah important to the British? hurry pleaseeeeeee​
How would you say "They dry themselves"? In spanish
Write 0.57 as a fraction in simplest form. 0.57 Lower number fraction
someone help me with this!
In the phrase toda la noche. Toda means: most all some part
whats the answer for 4(m-3)+5(m+2)
Which option identifies the number of examples in the following scenario that utilize "commodity processing" and the number that utilize "commodity segregation"
How did the 24th amendment provide protection for the right to vote?
18.2÷0.4helppp plzzzz
n more than 3 is the same as