It could be either, we need more info. How big are each? If it doesn't say, then it's a trick question. Throw Schrodinger's cat at it or something.
Answer:
-2.5
Step-by-step explanation:
-30 + (-15) + (-20) + 55 = -10. Then you divide it by how many numbers there are (4). Which equals - 2.5. If this is wrong, then round up to -3.
Answer:
3 (10-a) = 4 i think
Step-by-step explanation:
3-8 equals to -5 because if you stele a number line and count 8 points from three it will equal -5
It's 10 degrees I believe
