I think it's commutative property of addition (you can change order of addition but in the end it would be the same)
He currently has an test score sum of 206. He needs 280 to pass (the average score, 70, multiplied by four different test scores).
280-206=74.
He needs to get a score of 74 to pass.
Hello,
a solution is 40,40,40,40,....,40
Answer:
3625
Step-by-step explanation:
The answer is x=0 I believe because it is the only logical area
