Question

subtraction rule of integer -4 -(-7)

Answer 1

rule is -×-=+ lets solve
-4-(-7)
-4+7
=3
hope it helps you

Answer 2

IF A NEGATIVE NO. IS IN BRACKET AND BEFORE BRACKET IF THERE IS NEGATIVE SIGN THEN THE NO. BECOMES POSITIVE AND IF THE NO. IN BRACKET IS POSITIVE THEN AND BEFORE BRACKET THERE IS NEGATIVE SIGN THEN THE NO. BECOMES POSITIVE. OR IF YOU DON'T UNDERSTAND THIS LANGUAGE THEN YOU CAN FOLLOW THE FOLLAWING RULES :-

1) MINUS MULTIPLY BY MINUS EQUALS PLUS
2)MINUS MULTIPLY BY PLUS EQUALS MINUS
3)PLUS MULTIPLY BY MINUS EQUALS MINUS
4)PLUS MULTIPLY BY PLUS EQUALS PLUS.

SO ACCORDING TO RULE;

-4-(-7) (-*- = +)
-4+7
3