Answer:
338262.1243
Step-by-step explanation:
Answer:
No its not, the diagonals arent the same length
Step-by-step explanation:

Pemdas!
7x·1x=7x

This equation can't be evaluated, but you could make up. an answer by yourself, this is just the other way of saying x7·x-5
What do you mean?? I can't understand it. i think the picture is wrong.