Answer:
42
Step-by-step explanation:
hey 42+9=51 so this can be the ✔️answer
Answer:
512.45
Step-by-step explanation:
312+199.95=512.45
Answer:

Step-by-step explanation:
The midpoint of any line segment is the average of the x- and y-values of the two endpoints.
Therefore, the midpoint of
is
.
So, the answer is
and we're done!
Answer:
A positive number is the opposite of a negative number witch is negative
ex: 1,2,3,4,5,6,7,8,9
A negative number is the opposite of a positive number
ex: -1,-2,-3,-4,-5,-6,-7,-8,-9