Question

Evaluate the following. a). 20 +( -14 ) + ( - 7) + 36 + 4. b). ( - 15 ) + 31 + ( -21 ) + 62 + ( - 57 ).​

Answer 1

Answer:

a)39 b)0

Step-by-step explanation:

a). 20 +( -14 ) + ( - 7) + 36 + 4

=>20-14-7+36+4

=>20+36+4-(14+7)

=>60-21

=>39

b).( - 15 ) + 31 + ( -21 ) + 62 + ( - 57 )

31+62-(15+21+57)

93-93

0