Answer:
dy/dx=-2y-5/2x
Step-by-step explanation:
The algebraic expression can be written as
x-5.
Just plug in a = 5, y = -3 in that!
2a + ay = 2(5) + 5(-3) = 10 -15 = -5
thats it!
Answer:
16.2
Step-by-step explanation:
you add 3.5 to 12.7
3.5 + 12.7 = 16.2
hope this helps