Question

3 by 7 *4 by 5 =1by2 equation
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Answer 1

Answer:

-11/70

Step-by-step explanation:

12/35=1/2

12/35-1/2

24-35/70

-11/70

Answer 2

Step-by-step explanation:

3/7 ×4/5 = 1/2

12/35 = 1/2

12/32×2/1= ....

24/32

3/4 ans