Answer:

Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.
Answer:
A
Step-by-step explanation:
A section is decreasing
Answer:
20
Step-by-step explanation:
Multiples of 10 are: 10, 20, 30, 40, 50, ... and so on.
Only one of them: 20 falls between 15 and 28.
Other conditions are also true for 20 - it has a factor that is an even number (all its even factors are: 2, 4, 10, 20) and it has a factor that is an odd number (all its odd factors are: 1, 5).
Answer:
24
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
That would be an isosceles triangle, therefore, acute. All angles measure 60, therefore being acute. I'm not 100% sure though.