Answer:
b
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
7+(8-(1+9))
7+(8-10)
7+(-2)
7-2
5
Which one do you need help with?
Answer:-3 and -7 equals 10
Step-by-step explanation: two negatives equal a positive and vice versa. Combining those 2 gives you the highest answer