Question

Simplify: (2+2)
(a) (-7/9) + 2 + (-6/-7) - 13/21 +1/72

Answer 1

Answer:

why is 2+2

is that with the question

Answer 2

Answer:

We have the following:

(i)

5

8

and

7

12

By cross multiplication, we get:

5 × 12 = 60 and 7 × 8 = 56

However, 60 > 56

∴

5

8

>

7

12

(ii)

5

9

and

11

15

By cross multiplication, we get:

5 × 15 = 75 and 9 × 11 = 99

However, 75 < 99

∴

5

9

<

11

15

(iii)

11

12

and

15

16

By cross multiplication, we get:

11 × 16 = 176 and 12 × 15 = 180

However, 176 < 180

∴

11

12

<

15

16

Step-by-step explanation:

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