Divide.

-2/3 divided by (-15)

a. 2/45

b. -2/45

c. 10

d. -10

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Can someone me out here number 4 plz

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)