Answer:
2 plus 3 equals 5 and add the zeros and you have 50
M+16m
Step-by-step explanation:
-9m+9 cancel eachother out because it is a negative and a postive value, so you would just put the variable. For 8m+8 it would be 16m because the sre both positive so you would add them like normal
the first one
(-2) 2-(-8)+1
