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2 years ago

Please help me thank you.

Mathematics

1 answer:

Alexxandr [17]2 years ago

5 0

Answer:

Step-by-step explanation:

3 -4 | 2

0 -1 | 7

3/2 -2 | 1

R1/3 ----> R1 (divide Row 1 by 3)

1 -4/3 | 2/3

0 -1 | 7

3/2 -2 | 1

R3 - 3/2 R1 -------> R3 (multiply Row 1 by 3/2 and subtract it from Row 3)

1 -4/3 | 2/3

0 -1 | 7

0 0 | 0

R2 / -1 -------> R2 (Divide Row 2 by -1)

1 -4/3 | 2/3

0 1 | -7

0 0 | 0

R1 + 4/3 R2 --------> R1 (Multiply Row 2 by 4/3 and add it to Row 1)

1 0 | -26/3

0 1 | -7

0 0 | 0

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