Question

please solve all these

Answer 1

(2) (a)  2/8 = 2+(-2)/8= 0
(b) -5/9 = -5+5/9 = 0
(c) -6/-5 = -6+6/5 = 0
(d) 2/-9 or -2/9 = -2+2/9 = 0
(e) 19/-6 or -19/6 = -19+19/6 = 0
(3)  -(-x) = x ( sign of - will be canceled if there will even no. of - signs)
(a) 11/15 = -(-11/15) = 11/15 
(b)  -13/17 = -(-(-13/17))) = 13/17

Answer 2

hey plz mark as brainlist
https://www.vedantu.com/ncert-solutions/ncert-solutions-class-8-maths-chapter-1-rational-numbers

pg 1 to 7