Answer:
The submarine should be at 15 feet is it continued to drop 3 feet every minute at a continuous rate.
Step-by-step explanation:
3 x 5 = 15 (ft.)
Answer:
y =5x
Step-by-step explanation:

(5 - 0) = m(1 - 0)
5 = m(1)
5 = m

y - 5 = 5(x - 1)
y - 5 = 5x - 5
y = 5x -5 + 5
y = 5x
Answer:

Step-by-step explanation:
Let
c -----> the additional amount (in dollars) David will spend
we know that
The word " at most" in this context means "less than or equal to"
The amount David has spent plus possible additional amounts he will spend must be less than or equal to $39
so
The inequality that represent this situation is

solve for c
subtract 22 both sides


The maximum amount he could spend is $17
Answer:
Step-by-step explanation:
Since this is a right angled triangle:
tan(∅) = opposite side/adjacent side
In this triangle:
tan(25°) = x/19
x = 8. 86 ≅ 8.9