Answer:
6 is the number
Step-by-step explanation:
6- 4x=18
+6. +6
4x=24
24÷4 = 6
<h3>
Answer: Choice B. 3 - 3x</h3>
Work Shown:

Explanation: We start with the outer function g(x). In the second step, we replace every copy of x with f(x). From there we plug in f(x) = 3x-3 and simplify using the distribution rule.
The notation
is the same as writing 
Answer:
All rational numbers greater than 24
Step-by-step explanation:
<em>Hello!</em>
The new value is $ 22,9425 or just $ 23 in a more simplified size.
We need to calculate 25% of 30.59.
We will do this by turning 25 into tenths:
Now, we subtract that from 30,59.
30,59 - 7,6475
= 22,9425
So, the new value is $ 22,9425 or just $ 23 in a more simplified size.
_______________
<em>Att. Isaiasdesign03</em>
<em>Moderator in Brainly BR</em>
<em>Sorry my English, I'm Brazilian. </em>☺
Answer: After 8 hours the pressure will be at -60?
Explanation: not sure how the balloon can reach -60 kilopascals but 15% of 300 is 45 and 45 x 8(hours) is 360. 300 - 360 is -60