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
Sergeeva-Olga [200]
3 years ago
13

Use the matrix tool to solve the system of equations. Enter the answer as an

Mathematics
1 answer:
BARSIC [14]3 years ago
4 0

Answer:

x=\frac{1}{4}

y=-2

Step-by-step explanation:

Given:

8x + y = 0

4x-y=3

Convert your equation into matrices form

\begin{bmatrix}8&1&0\\4&-1&3\end{bmatrix}

Solve using reduced row reduction (RREF)

\begin{bmatrix}8&1&0\\4&-1&3\end{bmatrix}

\begin{bmatrix}8&1&0\\8&-2&6\end{bmatrix}

\begin{bmatrix}8&1&0\\0&-3&6\end{bmatrix}

\begin{bmatrix}8&1&0\\0&-1&2\end{bmatrix}

\begin{bmatrix}8&0&2\\0&-1&2\end{bmatrix}

\begin{bmatrix}1&0&\frac{2}{8}\\0&1&-2\end{bmatrix}

\begin{bmatrix}1&0&\frac{1}{4}\\0&1&-2\end{bmatrix}

x=\frac{1}{4}

y=-2

You might be interested in
5.62 as a whole number in simplest form
Tju [1.3M]

Answer:

5.62*100=562. not sure

3 0
3 years ago
CAN ANYONE PLEASE HELP ME !!
Ivan

Answer:

The answer is 9.

Step-by-step explanation:

8 0
2 years ago
to analyze the test scores of students in a math class, would a teacher use a dot plot or histogram to represent the scores? bri
frutty [35]
A bar graph would be a better choice because it is able to show how often he/she has gotten a good score.
5 0
3 years ago
Read 2 more answers
Factor the trinomial: 4x2 - 8x - 5
shtirl [24]
Correct answer is A.

(2x + 1)(2x - 5)
\\2x(2x-5)+1(2x-5)
\\4x^2-10x+2x-5
\\4x^2-x-5
6 0
3 years ago
Read 2 more answers
What is the real number of 16
umka21 [38]
I think it's 16.. idkk look it up on google
8 0
3 years ago
Other questions:
  • Why did Martin Luther write the 95 theses?
    12·1 answer
  • You are starting a new job as a assistant software designer for Tabby Soft. Your hourly wage is $12.00 per hour, you get time an
    15·1 answer
  • which fraction below represents the following statement "in the third game of the season Martha made one of 5 free throws"
    14·1 answer
  • Aaron wants to divide the trail mix equally into 6 bags to give to his friends.How much trail mix will be in each bag?
    11·2 answers
  • HELP ME PLEAS EI NEED THIS IMMEDAITEL
    10·2 answers
  • 1. Graph: y = 3x<br> please help
    11·1 answer
  • Suppose a system of two linear equations has one solution. What must be true about the graphs of the two equations?
    14·2 answers
  • Odell Gleaves delivers Danberry Real Estate calendars to town residents after
    15·1 answer
  • What is the slope of the line?
    12·1 answer
  • Determine a series of transformations that would map polygon ABCDE onto polygon A’B’C’D’E’?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!