If you were to solve the system using the addition method, what would you multiply the first equation by in order to make the x’s add out of this system

-2x + 3y = 6
4x – 2y = 8

2

-2

4

none of the above

Question

If you were to solve the system using the addition method, what would you multiply the first equation by in order to make the x’s add out of this system

-2x + 3y = 6 
4x – 2y = 8

 2

 -2

 4

 none of the above

anonymous · Answer

2
as2(-2x+3y)=-4x+6y
so by when adding  -4x+6y  with4x-2y   x's add out of the system

anonymous · Answer

Solve the following system of equations by graphing. 

x – y = 7 
x + y = 5 

What is the x-value of their intersection?

 6

 -1

 12

 none of the above

anonymous · Answer

its  6
draw a graph   between    x-y=7and  x+y=5   itintersects at(6,0) 
so here x value is   6