Question

by what number should be multiplied "-5" / 7 so that the product may be 3/8?​

Answer 1

Answer:

-5/7 × x =3/8

-5x/7= 3/8

using cross multiplication,

-40x = 21

x= -21/40

Step-by-step explanation:

proof:

-5/7 x -21/40 = 3/8

Answer 2

Answer:

Hence, if we multiply (7/5) by (-5/4) we get result as (-7/4) . Learn more :- prove that √2-√5 is an irrational number.

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