Question

By what number should 5^-1 be multiplied so that the product becomes -7^-1

Answer 1

Let the no.to be multiplied be x .

ATQ , 5^-1×x =-7^-1.

=> 1/5×x = -1/7

=>x =-1/7×5.

.°. x =-5/7.

Answer 2

Answer:

$- \frac{5}{7}$

Step-by-step explanation:

REFER TO THE ATTACHMENT

MARK AS BRAINLIST PLZZZZZ