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
Mamont248 [21]
3 years ago
9

What is the solution to the following system of linear equations?

Mathematics
1 answer:
Lostsunrise [7]3 years ago
8 0
<span> x − 2y = −1 => x = 2y -1

2x + y = −12
2(2y - 1) + y = -12
4y - 2 + y = -12
5y = -10
y = -2
x = 2</span>·(-2) - 1
x = -4 - 1
x = -5

Answer <span>D (-5,-2)</span>
You might be interested in
PLEASE HELP AND DO NOT SEND A LINK IF YOU DO YOU WILL BE REPORTED
joja [24]

Answer:

<h3>Answer 3</h3>

\to 5 \times \dfrac{3}{4}  \\  \\  \to  \dfrac{5 \times 3}{4} \\  \\  \to  \dfrac{15}{4} \\  \\  \to \pmb{ 3 \dfrac{3}{4}}

<h3>Answer 4 :</h3>

\to 2 \times 1 \dfrac{1}{2}  \\  \\  \to 2 \times\dfrac{3}{2}  \\  \\ \to  \dfrac{2 \times 3}{2}  \\  \\ \to  \dfrac{6}{2}  \\  \\ \to  \pmb{3}

8 0
2 years ago
Read 2 more answers
Need help pls! Answer asap
Lostsunrise [7]
1. 130°

I don't remember too many specifics from my past math classes, but I always remembered this because that is an upside-down mirror of the 130° angle.

2. 50°

A straight line is 180°, and 180 - 130 = 50.
7 0
2 years ago
Read 2 more answers
The speed of light is 299,792.458 .
andrezito [222]

Answer:

a

when you round the number up it becomes 300,000.00

3 0
2 years ago
Which equation is represented by the graph below?
Westkost [7]
I would say y = ln x + 4
you can use a graphing calculator
7 0
2 years ago
Read 2 more answers
Find an equivalent ratio in simplest terms: 25:75
Sati [7]

Answer:

1:3

Step-by-step explanation:

Both numbers are divisible by 25:

  • 25 ÷ 25 = 1
  • 75 ÷ 25 = 3

∴ The simplified ratio is 1:3

Hope this helps!

5 0
2 years ago
Other questions:
  • Mary is wrapping a can of paint as a gag gift for a friend. If the can is 11 inches high and has a diameter of 7 inches. How man
    7·1 answer
  • This graph shows the solutions to the inequities y &gt; - 1/3x + 5 and y &lt; - 1/3x - 1.
    8·2 answers
  • Explain also please
    10·1 answer
  • Which linear inequality will not have a shared solution set with the graphed linear inequality?
    10·2 answers
  • Ahmed is working at a restaurant . His boss pays him $15.50 per tour and promises a raise of $1.25 per hour every 6 months. Whic
    9·1 answer
  • A silo is formed by a cylinder with a hemisphere at the top. If the height of the silo is 10 m and the radius is 3 m, what is th
    8·1 answer
  • At a banquet, the ratio of hot drinks to cold drinks was 5 to 3. A total of 400 drinks were served. How many were hot?
    11·1 answer
  • URGENT PLEASE ANSWER To find the distance across a river, a surveyor chooses points A and B on one side of the river. She then c
    7·1 answer
  • Given f (x) = -12x + 72, find x when f(x) = 24.
    8·1 answer
  • Teresa measures five eighths foot of ribbon for a costume. She needs seven pieces of ribbon with that same length. What is the t
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!