Question

5n-(-2n)+6
simplify

Answer 1

7n+6

Answer 2

how do u figuire this out

Answer 3

- and - make a + so equation become 5n+2n+6

Answer 4

splitting into it's parts
5n
-(-2n)
+6
minus times a minus = plus so -(-2n) = +2n
gives us
5n
+2n
+6
putting the bits with n in them together
5n+2n =(5+2)n = 7n
+6
answer 7m+6

Answer 5

sorry answer is 7n+6

Answer 6

double '-' makes a plus
so we have 5n + 2n + 6
= 7n + 6

Answer 7

thanks all of you and shawnlampert help