Question

By what number should 5^-1 be multiplied so that the product may be equal to -7^-1

Answer 1

Answer:

let the no. be x

x x 5^- 1 = -7^-1

x=(-7^-1)-(5^-1)

x = ??

Step-by-step explanation:

Hope you can do the next step...

I don't have time to do so Sry.