Answer:

Step-by-step explanation:
you have to use the midpoint formula which is

so you plug your numbers in

Add the tops

if possible simplify
and that is your answer
Answer:
e
Step-by-step explanation:
you can use this phrase to help u
5 or above give it a shove
4 or below let it go
meaning that if its 5 or more then you round up but if its less then 5 then u round down
From 10 to 15 -> 10 increased with half its size (5), that means increase of 50%
From 16 to 12 -> decrease of 4, which is a quarter of 16, that means a decrease of 25%
Answer:
T3 = 30
Step-by-step explanation:
9x + 3y - 6z = 18. 6. 3x-5y+10z= 15.
10x + 4y+5z = 20