2n+5 = -13
subtract 5 from each side
2n +5-5 = -13 -5
2n = -18
divide each side by 2
n = -18/2
n = -9
Answer:

Step-by-step explanation:
Given


Required
Determine the new position
It descends means that it moved in the downward position.
So, the new position is:



<em>Hence, the new position f the submarin is -415m</em>
Answer:
x = 
Step-by-step explanation:
Given
3(x - 6) = 6 + 7, that is
3(x - 6) = 13 ← distribute parenthesis on the left side by 3
3x - 18 = 13 ( add 18 to both sides )
3x = 31 ( divide both sides by 3 )
x = 
Answer:
342
Step-by-step explanation:
Hope this helpss
942 x .36
Dollars is the dependent quantity because the amount you pay depends on how many gallons you've pumped.