rehooreh14
07.12.2020 •
Mathematics
Answer two questions about Systems A and Bil
System A
System B
-10x – 4y = 0
|10x– 4y = 8
-2x + 7y = 8
-26 + 7y=0
1) How can we get System B from System A?
Choose 1
Replace only the left-hand side of one equation with the sum difference of the left-hand sides of
both equations
Replace one equation with the sum/difference of both equations
Swap only the right-hand sides of both equations
Solved
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Ответ:
Swap only the right-hand sides of both equations
No
for khan academy
Step-by-step explanation:
Ответ:
Idon now please help me now