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
Dennis_Churaev [7]
3 years ago
5

What is the solution of x + y = 2 and 2x + 5y = 16?

Mathematics
2 answers:
olganol [36]3 years ago
8 0
Using elimination method....
I got y = 4 and x = -2
elena55 [62]3 years ago
5 0
Multiply the first equation by two to get 2x + 2y = 4. 
Subtract the second equation from the first equation to get -3y = -12

y = 4. 

Plug y back in to get x = -2. 
You might be interested in
The axis of the symmetry for a function in the form f(x)=x^2+4x-5 is x=-2
Juliette [100K]

Answer:

This is a true statement.

Step-by-step explanation:

In order to find the line of symmetry, use the symmetry formula.

-b/2a

The variable a would be the coefficient of x^2 and b would be the coefficient of x.

-(4)/2(1)

-4/2

-2

6 0
3 years ago
How many more marmosets are there than mandrills?
LekaFEV [45]

Answer:

3

Step-by-step explanation:

5 0
3 years ago
Please help me. Multiply using the power of ten. Enter your answer using digits.
aksik [14]

Answer:

14.5 × 10²(100) = 1,450

  • Move the decimal place <em>r</em> places to the right for every 0, in this case, 2 zeros, so move the decimal 2 places to the right.
7 0
2 years ago
What is a equivalent fraction for The ratio of rainy days to sunny days is 5/7? (ratio)
amid [387]

Answer: 10/14

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Simplify each expression using order
Ymorist [56]

Answer:

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Other questions:
  • Work out the formula of the nth term in the following quadratic sequence:<br> 19, 15, 9, 1...
    10·1 answer
  • The CPU of a personal computer has a lifetime that is exponentially distributed with a mean lifetime of six years. a) What is th
    5·1 answer
  • If you get this right I will mark you as a brainliest
    12·1 answer
  • Employees in 2012 paid 4.2% of their gross wages towards social security (FICA taxes), while employers paid another 6.2% how muc
    5·1 answer
  • a recipe to make chocolate chip cookies calls for 2 eggs for every 12 ounces of chocolate chips if the chef wants to use 7 eggs
    14·1 answer
  • A 17-year-old high school senior suddenly developed a high fever and chills, headache, stiff neck, and vomiting. His parents cal
    7·1 answer
  • Please help me ill mark you brainliest and please show your work :)
    11·1 answer
  • 90 points given asap!! please help!
    13·1 answer
  • Solve and make a table ( you may decide what the topic is and the value is.Algebra I)
    8·1 answer
  • The weights of cars passing over a bridge have a mean of 3,550 pounds and
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!