What is the simplified form for the following expression

-(3y-9z)

The answer is: -3y+9z

This is because you simply switch the sign for every number in the parentheses.

Hope this helps!

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3

if you need , reply with more info. u.