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
Crazy boy [7]
3 years ago
14

-x+y=15−x+y=15 and -5x-3y=27−5x−3y=27 Solve the system of equations by combining the equations

Mathematics
1 answer:
Arisa [49]3 years ago
8 0

Answer:

x = -9, y = 6.

Step-by-step explanation:

-x + y = 15

-5x - 3y = 27

From the first equation:

y = x + 15.

Substituting for y in second equation:

-5x - 3(x + 15) = 27

-8x - 45 = 27

-8x = 72

x = -9.

Now plug x = -9 into equation 1

-(-9) + y = 15

y = 15 -9 = 6.

You might be interested in
the scatter plot shows the relationship between the cost of animal feed and its weight. which option best describes the associat
Ludmilka [50]

Answer: As the weight increases, the price increases

Step-by-step explanation: it’s the only one that actually makes sense

8 0
3 years ago
HELP WHATS THE ANSWER
Rom4ik [11]

Answer:

13.5

Step-by-step explanation:

4 0
3 years ago
A rectangular prism has volume 12x3 − 11x2 − 5x. Which expressions can represent the dimensions of the prism?
Nonamiya [84]
The expressions that can represent the dimensions of the prim is (x), (3x+1) and (4x-1).
3 0
3 years ago
Tania creates a chain letter and sends it to
Troyanec [42]

Answer:

Step-by-step explanation:

Download pdf
7 0
3 years ago
What is the parent function of<br> NEED HELP ASAP!!
Naddika [18.5K]
Y= (1/2)^x hope this helps :)
5 0
3 years ago
Read 2 more answers
Other questions:
  • The length of a rectangular fence enclosure is 12 feet more than the width the perimeter is 100 feet so what are the dimensions
    15·1 answer
  • Find (3 × 10^4) + (7 × 10^2) in scientific form.
    10·2 answers
  • Type only the number (no degrees).<br>Find x.<br>​
    9·2 answers
  • Can i get help with this question?
    9·1 answer
  • How many lines of symmetry does this figure have?
    5·2 answers
  • What is 1/3 of 1,181=
    14·1 answer
  • Help anyone can help me do this question,I will mark brainlest.​
    9·1 answer
  • Q = d / d+ n on a manufacturer's assembly line, d parts are found to be defective and n parts are nondefective. the formula abov
    7·1 answer
  • Taylor and Katy repeatedly toss a fair coin. Katy wins if heads are thrown, Taylor wins if tails are thrown, and the game ends w
    5·1 answer
  • An a horizontal number line, positive numbers are____
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!