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
wlad13 [49]
3 years ago
14

The sum of two numbers is 14. When one number is added to twice the other number, the result is 25. Find the numbers

Mathematics
1 answer:
ELEN [110]3 years ago
5 0

Let x and y be the two numbers. We have:

\begin{cases}x+y=14\\x+2y=25\end{cases}

Subtract the first equation from the second to get

y=11

And deduce

x+11=14 \iff x=3

The two numbers are 3 and 11.

You might be interested in
Do u know math?......<br><br>​
Softa [21]

Answer

A. -128, 254, -508

5 0
3 years ago
Read 2 more answers
PLEASE HELP IS THIS RIGHT??????????AND EXPLAIN PLZZ
Anit [1.1K]
Add like terms

-4x+x=-3x
6-2=4

So the simplified term is 4-3x
6 0
3 years ago
An investor puts $2,500 into a life insurance policy that pays 10% simple annual interest. If no additional investment is made i
Novosadov [1.4K]

Answer:

$3750

Step-by-step explanation:

Amount = principal + interest

Simple interest = Principal *Rate * time/100

Simple interest = 2500*10*5/100

Simple interest  = 25*50

Simple interest = $1250

Amount = $2500+$1250

Amount after 5 years is $3750

4 0
2 years ago
Giving Brainliest for right answers :)
VashaNatasha [74]

Answer:

∠ DFE = 15°

Step-by-step explanation:

The inscribed angle DFE is half the measure of its intercepted arc, that is

∠ DFE = \frac{1}{2} DE = \frac{1}{2} × 30° = 15°

5 0
3 years ago
Read 2 more answers
Jim’s allowance is $1.20 per week. Stan’s is 25¢ per day. How long will they have to
algol [13]
First, find out how much stan gets per week. 

.25 x 7 =1.75

now how much they get together

1.75 + 1.20 = 2.95

and then the final step

23.60 / 2.95 = 8

it'll take 8 weeks for them to buy the model car set
7 0
3 years ago
Other questions:
  • Jamie made 56 free throws. This is 70% of the free throws she attempted. How
    10·1 answer
  • Estimate the solution of system equation <br> y = -2x-5<br> y = 2x-2
    5·1 answer
  • Write an equation that can be used to solve the following: The sum of a number, n, and a number 5 larger than it is 41.
    6·2 answers
  • What is the x intercept and y intercept of the equation 7x-2y=14?
    14·2 answers
  • Points for points?
    13·1 answer
  • Someone please help me​
    6·1 answer
  • Which operation would help solve for w?
    11·1 answer
  • Round 56,477,812 to the nearest hundred thousand,
    6·1 answer
  • Please help me with my math​
    9·1 answer
  • A hair salon completed a survey of 367 customers about satisfaction with service(Dissatisfied, Neutral, Satisfied, or Very Satis
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!