Answer:
A) Fifth Period.
B) Fourth Period
C) I dont get this one. If you can explain what they mean, I will be happy to help!
Step-by-step explanation:
An expression for "add 9 and 3, then multiply by 6" is easy
(9+3) 6
12•6
Answer:
Step-by-step explanation:
145+15x>490. subtract 145 from both sides
15x>345, divide both sides by 15
x>23
So she will need to run for more than 23 weeks to reach her goal.
In the original expression there are 6 terms in the simplyfied one there are only 3
In the simplified expression coefficient of x is (-2)