Question

15=4.3n-2.1(n-4)

Answer 1

15=4.3n-2.1(n-4)
distribute to get rid of the parentheses
15=4.3n-2.1n+8.4
combine like terms
15=2.2n+8.4
Get n by itself (subtract 8.4 from both sides)
6.6=2.2n
divide both sides by 2.2 to get n alone
n=3

Answer 2

thank you I was confused

Answer 3

No problem hopefully you understand how I worked the problem. Let me know if you need more help:)

Answer 4

ok

Answer 5

9a+4a=26? helppp
plzz

Answer 6

featheres

Answer 7

feather es

Answer 8

bi-t-ch-es