Answer two questions about Systems A and B: System A
- 2x + 5y = 10
-3x + 9y = 6
System B
-3x + 9y = 6
- 2x + 5y = 10
1) How can we get System B from System A?
A. Replace one equation with a multiple of the other equation
B. Replace one equation with a multiple of itself
C. Swap only the left-hand sides of both equations
D. Swap the order of the equations

2) base on the previous answer equivalent? I the other words, do they have the same solutions
Yes or no