Answer:
Step-by-step explanation:
=0.4
because a objest cannot be wieghed negatively unless its lighter than air
Answer:
80
Step-by-step explanation:
Answer:
the symbol without a line through it means part of a set, with the line means excluded form
Step-by-step explanation:
Answer:
Jill has 25 dollars and Bella has 10 dollars
Step-by-step explanation:
j = Jill
b = Bella
j + b = 35
j - 15 = b
Now solve.
j + j - 15 = 35
2j = 50
j = 25
25 - 15 = b
b = 10