1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Varvara68 [4.7K]
3 years ago
12

a boat going upstream at 4 mph then travels downstream at 10 mph. what is the rate of the boat in still water​

Mathematics
1 answer:
elixir [45]3 years ago
7 0

Answer:

7 mph

Step-by-step explanation:

If b is the rate of the boat, and s is the rate of the stream, then:

b − s = 4

b + s = 10

Solve the system of equations with substitution or elimination.  Using elimination, add the equations together:

2b = 14

b = 7

The boat's rate is 7 mph.

You might be interested in
A pair of equations is shown below:
Lana71 [14]
Part A: To solve graphically we have to graph first by plotting the y-int which is -9 & -1. Than use the slops 7/1 & 3/1
part B: (2,5)
4 0
3 years ago
Commercial real estate prices and rental rates suffered substantial declines in the past year (Newsweek, July 27, 2009). These d
ioda

Answer:

thx

Step-by-step explanation:

5 0
3 years ago
25 POINTS ANSWER FAST PLZ!!!!!!!!!!!!!!!!!!!!!!!
Neporo4naja [7]

Volume of a square pyramid when the area of the base is known is area x height/3

Volume = 48 x 8/3 = 128 cubic cm.

8 0
3 years ago
Read 2 more answers
Oliver has music lessons in Monday Wednesday and Friday.Each lesson is 3/4 of an hour Oliver says he will have lessons for three
Hoochie [10]
Oliver is incorrect because if he were correct he would learn for 2 hours and 15 minutes because, 45 minutes * 3= 2:15 minutes.
4 0
3 years ago
When solving negative -1/3.(x − 15) = −4, what is the correct sequence of operations
FrozenT [24]

Answer:

x=27

Step-by-step explanation:

i would give you the steps but honestly, im tired of giving 20 steps for every problem i answer.

5 0
3 years ago
Other questions:
  • 32m+56mp whats the distributive property
    15·1 answer
  • you start with 15 dollars and save 8 dollars each week. What algebraic expression model of the total amount you saved
    10·1 answer
  • To make a profit, Ethan knows that his prime cost of producing a part must be no more than $189.27. It takes 2 hours for a machi
    5·1 answer
  • If x is direct proportional to y cube and x=32 when y=2
    13·1 answer
  • What is the coefficient of x^4y^4 in the expansion (x+y)^8?
    11·1 answer
  • How many hours and minutes is 14,096 seconds equal to?<br><br> (Please help, thanks!)
    8·1 answer
  • What is the image of the point (1, 3) after a rotation of 270° counterclockwise about<br> the origin
    6·1 answer
  • X-2<br> ——=5<br> 3<br> I am supposed to solve for x but I have no clue how
    8·2 answers
  • if a mans bbc is 6 inches and another mans bbc is 5 inches how many inches longer is the 1st mans bbc than the 2nd
    11·1 answer
  • 2(4z−1)=3(z+2)<br> How do you solve this? Plz show step-by-step
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!