Answer:
c. 5 - 17
Step-by-step explanation:
a. -15 - 3 = -18
b. -3 - (-9) = 6
c. 5 - 17 = -12
d. -6 - (-6) = 0
Answer: i would help but i have no idea but i think its (a)
add the a´s first then the b´s
Please evaluate
yes
1+3=4
4+3=7
7+3=10
and 10+3=13