No.
2+4 is not greater than 8.
Answer:

Step-by-step explanation:
Let the missing integer be x
Solve for x

Move 3 to right hand side and change it's sign

The negative and positive integers are always subtracted but posses the sign of the bigger integer

Change the signs of both sides

Hope I helped!
Best regards! :D
Answer:
the ratio of apples to oranges is 4 to 3
Answer:
9*9=81
(if it is wrong i am sorry!)