Sorry i dont know this answer
Answer: A compass.
Step-by-step explanation: an instrument for drawing circles and arcs and measuring distances between points, consisting of two arms linked by a movable joint, one arm ending in a point and the other usually carrying a pencil or pen.
17 I think because u add the 100 to 70 which is 170 then you divide it by 10 to see how many trains made of 10 blocks can come out of 170 blocks
Answer:
-61
Step-by-step explanation:
2+7*(-9)
2+-63
=-61