Answer:
-52.1
Step-by-step explanation:
-10/100 = -0.1
-0.1 x 20 = -2
-0.1 x 501 = -50.1
+ -2
____
-52.1
Answer:
yus
Step-by-step explanation:
Ok so for every 1 centimeter you get 10 millimeters. Meaning that if you multiply 20 * 10 you get 200 millimeters and if you multiply 10 * 10 you get 100. Now you subtract 200-100 and you get 100 millimeters.
C. Infinitely many of solutions