Question

What is the value of - 30 - (- 17)?13- 4747-13

Answer 1

Recall that:

$-(-17)=-1(-17),$

then:

$-(-17)=+17.$

Therefore:

$-30-(-17)=-30+17.$

Simplifying the above sum we get:

$-30-(-17)=-30+17=-13.$

Answer:

$-13.$