8+(9t+4)
remove ( )
since there's a + in front of the ( ) the value will not change
8+9t+4
combine like terms
9t+12
Hope this helps
DC :AB=3:2 can be written as
DC/AB=3/2
Then you can get the answers easily
Answer:
3 pages per week
Step-by-step explanation:
21 (pages written)/ 7 (amount of days)
21/7= 3
600 - 20w > 300
-20w > 300 - 600
-20w > - 300
20w < 300
w < 300/20
w < 15
Therefore, Jenny can withdraw $20 from her account for 14 weeks