Respuesta :
Answer:
a.) x+12
b.) x-15
c.) 4x+7
2.) the following expression are equivalent because 5 multiplied by 2n would be 10n and then the rest of the expressions are similar.
a. x+12
b. 15-x
c. 4x+7
2. no the following expressions are not correct because in 5(2n-4), it requires the distributive formula so the expression will become 10n - 20 not 10n - 4
b. 15-x
c. 4x+7
2. no the following expressions are not correct because in 5(2n-4), it requires the distributive formula so the expression will become 10n - 20 not 10n - 4