Question

express 3/5 as rational number with numerator (-21) ​

Answer 1

Answer:

3/5

have to express numerator (-21)

so we multiply by -7/7

3/5×-7/7 = -21 /35

Answer 2

Answer:

-21/35

Step-by-step explanation:

3×7 21 – 1 – 21

----- = ------ × ----- = ------

5×7 35 1 35

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