I need the answer to part 3 in the picture below

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext