Respuesta :

ghanami
hello : 
Anja simplified the expression : 
[tex] \frac{10 x^{-5} }{-5 x^{10} } = \frac{(10+5)}{ x^{5} x^{15} } = \frac{15}{ x^{15} } [/tex]
error : 10/-5 no (10+5)
and x^(-20)...(simplified the expression)
kanimesongbird03

Answer:

She subtracted the coefficients instead of dividing them

Step-by-step explanation: