Question

11. i) By what number should ( – 7 ) –1 be multiplied so that the product is ( 10 ) – 1 ?

Answer 1

Step-by-step explanation:

suppose x should be multiplied

-7-1 = -8

-8×x =-10

x=-10/-8

it should be divided by 10/8

Answer 2

-7(-1)=7×a=10(-1)

-10/7=a

it should be multiplied with -10/7 where a is to be multiplied

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