The answer to the question is b. 51 megabytes
Answer:
The value of y is 16.
Step-by-step explanation:
You have to substitute x = 2 into the equation :

Let x = 2,




2x + 3x + 5x = 180
10x = 180
x = 18
2x = 36, 3x = 54, 5x = 90
They add up to 180 (definition of sum of angles of a triangle.)
3x-21=57
3x=21+57
3x=78
Divide by 3
X=26
Answer:
Step-by-step explanation:
8 4/15