SOLUTION: Can you help me with this? It's driving me crazy! Simplify: 21n-6/7n-4 The "-6" and "-4" are negative exponents. Thank you for your help!

Question 21662: Can you help me with this? It's driving me crazy!
Simplify: 21n-6/7n-4
The "-6" and "-4" are negative exponents.
Thank you for your help!
Answer by longjonsilver(2297) (Show Source): You can put this solution on YOUR website!

very simple.
1. Look at the coefficients: 21/7 is 3.

2. Look at the n terms. We have a division. Powers, on division, subtract, so we have (-6) - (-4). This simplifies to -6+4 --> -2

so we get , which can be left like this or re-written as .

jon.

RELATED QUESTIONS
Can anyone help me with these problems??? 1) Use the rules of exponents to evaluate... (answered by stanbon)

Can ANYONE help me with ANY of these? 1) Use the rules of exponents to evaluate or... (answered by jim_thompson5910)

Can ANYONE help me with ANY of these? 1) Use the rules of exponents to evaluate or... (answered by jsmallt9)

Please help me simplify this problem. I just don't understand. -5n+3(6+7n)Thank you so... (answered by mananth)

Can you help me simplify without negative exponents [ x y 5 / x -4 y 2 ] -2 (answered by elima)

Can you help me please to simplify these two negative exponents. 8 - 2 4 -... (answered by richwmiller,rothauserc)

(2x+3)2over3=3 Can someone please help me. This problem is driving me crazy. Thank... (answered by stanbon)

Hey The chapter im woring on is rational exponents. Could you help me simplify this... (answered by checkley71,josmiceli)

List all the term in ascending order of the finite sequence An=7n-1 for 1 <=n <=4 There (answered by Edwin McCravy)