Question

PART IIIJavier says that 5n - 5 is the same as 5 - 5n. Explain why Javier is incorrect

Answer 1

we have

equation A ------> 5n-5

equation B ------> 5-5n

Verify if equation A=equation B

5n-5=5-5n

group terms

5n+5n=5+5

10n=10 ------> is not true