200,000,000,000 I believe that is 200 billion
400,000,000 That is 400 million
Combine the like terms in this expression and write your results in the simplest form: <span>3x – y + 4x + 6 – 2y
7x - 3y + 6 (answer)</span>
Step-by-step explanation:
step 1
Answer:



Step-by-step explanation:
Given

Required
Determine f(-1); f(0) and f(2)
Solving f(-1)
In this case, we simply take x as;

Substitute -1 for x in 

Apply law of indices


Solving f(0)
In this case, we simply take x as;

Substitute 0 for x in 



Solving f(2)
In this case, we simply take x as;

Substitute 2 for x in 



Answer:
20
Step-by-step explanation:
4 multiplied by 5 is equal to 20. You substitute 5 for x.