5n-2=n+18
Move n to the other side
Sign changes from +n to -n
5n-n-2= n-n+18
5n-n-2= 18
4n-2= 18
Move -2 to the other side
Sign changes from -2 to +2
4n-2+2= 18+2
4n= 18+2
4n= 20
Divide by 4 for both sides
4n/4= 20/4
Answer: n=5
Answer
This problem can be translated as: $75+21$
$75+21=\$ 96$
What do you mean? Proportional is when the data is going up by the same amount every time.
This is a site run by students for students. And to attract viewers you need to give out some good points,and another thing is that this app HELPS you,because at the end of the day this app is not gonna sit beside you in exam. You have to do the studying. Anyways,I will see if i can answer some of your questions.
(-4x + 42) = (64 - 6x)
-4x + 42 = 64 - 6x
+6x on both sides
2x + 42 = 64
-42 on both sides
2x = 22
/2 on both sides
x = 11
Answer:
x = 11