Question

PLEASE SOLVE THIS MCQ'S​

Answer 1

Answer:

Step-by-step explanation:

hey

given a>b

a>b----->1

add 5 on both sides

so a+5>b+5

add -5 on both of (1)

a-5>b-5

so a,b,c is the answer

2)a>b

multiply 2 on both sides

2a>2b

a-5>b-5 proved earlier

now the case is different for negativ values

let a be 5

b be 4

so-25<-20

the answer is a,b

3) a<b

let a be 1 b be 2

-1/2 >-1

1/2<1

1/2<1

so the answer is c,d

Answer 2

Your answer is in the attachment.