+0  
 
+1
96
2
avatar+502 

For what value of the constant \(a\) does the system of equations below have infinitely many solutions?

 

                                                                   

 Jun 1, 2021

Best Answer 

 #1
avatar+780 
+1

Rearrange:

 

$2x + 5y = -8$

 

$6x + 15y = 16 + a$

 

Note: $6x + 15y = 3(2x + 5y)$

 

Multiply equation 1 by 3: $6x + 15y = -24$

 

An equation have a = - (16 - (-24) )= -40

 #1
avatar+780 
+1
Best Answer

Rearrange:

 

$2x + 5y = -8$

 

$6x + 15y = 16 + a$

 

Note: $6x + 15y = 3(2x + 5y)$

 

Multiply equation 1 by 3: $6x + 15y = -24$

 

An equation have a = - (16 - (-24) )= -40

 #2
avatar+121056 
+1

Very nice, MPS   !!!!!

 

 

cool cool cool

CPhill  Jun 1, 2021

28 Online Users

avatar
avatar
avatar