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
adelina 88 [10]
3 years ago
5

Solve the simultaneous equations by substitution 2 + y = 16 x = 2y + 1

Mathematics
1 answer:
Tema [17]3 years ago
7 0

Answer:

x=29, y= 14

Step-by-step explanation:

y=16-2(move the 2 over to isolate y.) y=14. now input 14 in the bottom equation. x= 2(14)+1, 2×14=28, 28+1=29. x=29, y=14

You might be interested in
If Amelia would like to double her money in twelve years, how much interest does she need to earn? 6 percent 12 percent 10 perce
sveticcg [70]
We can assign the value "2x" as the amount of money that Amelia which to achieve in twelve years.
So, his initial money is X.
We can try each percent to test if it could double the amount in 12 years.
x+0.06*12years*x=1.72X
x+0.12*12*x=1.44x
x+0.1*12*x=2.2x
x+0.166*12*x=2.992x

Therefore, the answer is 10 percent.
4 0
3 years ago
The Choi family wants to save money to travel the world. They purchase an annuity with a monthly payment of $65 that earns 4.5%
Lesechka [4]

Answer:

You can get an idea of how much guaranteed lifetime income a given amount of savings will buy by going to this annuity payment calculator. Today, for example, $100,000 would get a 65-year-old man about $525 a month in lifetime income, while that amount would generate roughly $490 a month for a 65-year-old woman.

8 0
3 years ago
Read 2 more answers
Explain how to use the pattern in the table to rewrite a division problem involving fractions as a multiplication problem
Irina-Kira [14]
Reverse the fraction
7 0
3 years ago
What are the zeros of f(x)=x^2+x-20?
zzz [600]
F(x) = x² + x - 20 = x² + 5x - 4x - 20 = x(x + 5) - 4(x + 5) = (x + 5)(x - 4)

f(x) = 0 ⇔ (x + 5)(x - 4) = 0 ⇔ x + 5 = 0 or x - 4 = 0 ⇒ x = -5 or x = 4

Answer: C. x = -5 and x = 4.
3 0
3 years ago
The length of Peter's rectangular living room is 6 meters and the distance between opposite corners is 7 meters. What is the wid
padilas [110]

Answer:

3.6 m

Step-by-step explanation:

Given that :

Length of room = 6

Distance between opposite corners = 7

Width of room :

Using Pythagoras rule:

Opposite ²= hypotenus² + adjacent²

From. The diagram attached :

w² = 7² - 6²

w² = 49 - 36

w² = 13

w = 3.605

w = 3.6 m

7 0
2 years ago
Other questions:
  • An amount of 4700 is borrowed for 5 years at 6.75% interest, compound annually.If the loan is paid in full at the end of that pe
    7·1 answer
  • For Emma's lemonade recipe, 9 lemons are required to make 18 cups of lemonade. At what rate are lemons being used in lemons per
    13·1 answer
  • Two polygons are similar. The perimeter of the smaller polygon is 66 feet and the ratio of the corresponding side lengths is 3/4
    11·1 answer
  • Which equation represents the line<br> 3x - 2y = -8 in slope-intercept<br> form?
    9·1 answer
  • What the second step in sketching the graph of a rational fintion
    15·1 answer
  • How to write Twelve thousand and twelve thousandths in written form
    7·1 answer
  • Please help me fast and show all your work please thx ​
    9·2 answers
  • A family is taking a picture, with everyone in the family standing in a row. In the family, there are two sets of twins. In how
    13·1 answer
  • Does anybody know the answer to (-6)(2)+(-8\4
    9·2 answers
  • The two lines graphed on the coordinate grid each represent an equation. Which ordered pair represents a solution to both equati
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!