7+(-9)+(-5)+6=-1
2. 1/3+(-5/6)+(-1/2)=-6/6
3. evaluate each expression |-27+14|=13
4. true or false |-8|+|3|=|-8+3|=false
5. Jean deposited a check for $625, wrote two for $68.74 and $29.95 and used her debit card to pay for a purchase of $57.65. How has her
account balance changed?=$468.66
number 2 ought to be simplified.
others are right