+0  
 
+1
31
1
avatar

For what ordered pair (a, b) are there infinite solutions (x, y) to the system

4x+ay=-8,
2x+y=b-2x

 Jun 29, 2022

Best Answer 

 #1
avatar+2222 
+1

Add 2x to both sides of the second equation: \(4x + y = b\)

 

The first equation is \(4x + ay = -8\)

 

Because they have a ratio of 1, the 2 equations must be identical. 

 

So, what values of a and b will make the second equation identical to the first equation? 

 Jun 29, 2022
 #1
avatar+2222 
+1
Best Answer

Add 2x to both sides of the second equation: \(4x + y = b\)

 

The first equation is \(4x + ay = -8\)

 

Because they have a ratio of 1, the 2 equations must be identical. 

 

So, what values of a and b will make the second equation identical to the first equation? 

BuilderBoi Jun 29, 2022

13 Online Users

avatar
avatar