3 years ago

Help me please, if you don’t know, don’t answer. Thank you <3

Mathematics

1 answer:

sineoko [7]3 years ago

6 0

Answer:

Step-by-step explanation:

1). (B). Replace one equation with the sum/difference of both equation.

System B is

- 4x - 6y = 9 ........ (1B)

-4x + 3x = - x

- 6y + y = - 5y

9 - 4 = 5

- x - 5y = 5 ........ (2B)

2). Yes, both system are equivalent.

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