Question

CLASS 7 MATHS FULL ANSWER​

Answer 1

Answer:

1) 1

2) 1

3) -6

4) 8

hope it's help you.

Answer 2

Answer:

1.(-6)-(-7)

= -6+7

=1.

2.Multiplicative identity is 1

3.-7x=42

x=42/-7

x=-6.

4.Additive inverse of -8=8.