You just multiply 450 by .18 and it'll give you the 18% you have to add to 450.
So the equation would look like:
450(.18)=81
Which you then add:
450+81= 531
So 531 is your total!
The answer for 6x+2=14 is x=2.
Answer:
12 
Step-by-step explanation:
8 divided by two-thirds of x is
⇒ 8/2/3 × 
⇒ 8 × (3/2)
⇒ 8×3
/ 2
⇒ 24
/ 2
∴ 12 
Answer:

Step-by-step explanation:

hope this helps.
Answer:

Step-by-step explanation:
Given


Required
Ratio B(x) to A(x)
This is calculated as:

Express as fraction

Substitute:
and 

Apply law of indices

