Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Jun 26, 2023

Solve the systems using elimination then find what the y value is. -7x+y=-19 -2x+3y=-19

Step by Step Solution

★★★★★

3.30 Rating (147 Votes )

There are 3 Steps involved in it

Step: 1

Solo Given 7x y 19D 2x 3y 19 2 by ... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Linear Algebra

Authors: Jim Hefferon

1st Edition

978-0982406212, 0982406215

More Books

Students explore these related Mathematics questions

Question

Solve the following linear systems by (i) Gaussian Elimination with Back Substitution; (ii) The Gauss-Jordan algorithm to convert the augmented matrix to the fully reduced form ( 1 | x) with solution...

Answered: 3 weeks ago

Question

Solve each of the following systems of equations and check your solutions. (a). 4x + y = 13 x 5y = 19 (b). 6x + 3y = 24 2x + 9y = 8 (c). 7x 5y = 22 4x + 3y = 5 (d). 8x + 9y =129 6x + 7y = 99 (e)....

Answered: 3 weeks ago

Question

The following function is impossible autocorrelation function of a random process X(t) a. Rx(T) = 10 sinc (20 t) b. Ry(t) = 100 (u(T -4)-u(T +4)) O c. None of the mentioned O d. Ry(t) = 20 cos(400 n...

Answered: 3 weeks ago

Question

(a) Alison has been self-employed for many years. Her profit for tax year 2020-21 is 6,380. Is she liable to pay Class 2 NICs for the year? (b) Amanda starts a business on 25 May 2020 and she is...

Answered: 3 weeks ago

Question

Will Starbucks ever return to the revenue and profit growth that it once enjoyed? Why or why not? By now, you should be familiar with the Starbucks story. After a trip to Italy in the early 1980s,...

Answered: 3 weeks ago

Question

Whatisa target cost per unit? lop5

Answered: 3 weeks ago

Question

Give the reliability function of the structure of Exercise 8.

Answered: 3 weeks ago

Question

An analyst for an oil company has developed a formal linear regression model to predict the sales of 50 of their filling stations. The estimated model is Å¶ = b0 + b1 X1 where...

Answered: 3 weeks ago

Question

a) Discuss the advantages and disadvantages of issuing floating rate debt (from the borrowers standpoint). b) Should an analyst compare financial ratios between 2 firms which operate in separate...

Answered: 3 weeks ago

Question

Susan Jones would like her investment portfolio to be selected from a combination of three stocks Alpha, Beta, and Gamma. Let variables A, B, and G denote the percentages of the portfolio devoted to...

Answered: 3 weeks ago

Question

The direct method for the preparation of the Statement of Cash Flows A. starts with net income and makes adjustments for all the items that are not cash B. starts by converting every number on the...

Answered: 3 weeks ago

Question

Verify the color SU(3) representations for combinations of three or fewer quarks and antiquarks given in Eq. (19.28). Data from Eq. 19.28 qq=303=108 qq 3 3 603, 999 3 3 3 = 36315, qqq 3 3 3 1088 10,

Answered: 3 weeks ago

Question

In about the years 214-212 BC, the Greek philosopher and scientist Archimedes is said to have repelled a Roman attack with a "death-ray" converging mirror, using sunlight to set the approaching fleet...

Answered: 3 weeks ago

Question

a. Draw a triangle similar to the one drawn opposite. (i) Measure the length of side AB and let this be the base of the triangle. (ii) Draw on your diagram a line which represents the height of the...

Answered: 3 weeks ago

Question

The following data show the education and employment status of women aged 2029 (from the 1991 General Household Survey): (a) Draw a bar chart of the numbers in work in each education category. Can...

Answered: 3 weeks ago

Question

In promiscuous species of mammals, such as deer mouse, the breeding success of males can be predicted from their testes size and the number of sperm they produce. Fisher et al. (2018) investigated...

Answered: 3 weeks ago

Question

At the date of declaration, all are true about a property dividend except: O A property dividend results in a reduction to Additional Paid-In Capital. A property dividend results in a reduction to...

Answered: 3 weeks ago

Question

In what ways does a well-designed enterprise search software vary from popular search engines (e.g., Bing, DuckDuckGo, and Google)?

Answered: 3 weeks ago

Question

Rotation of vectors in R3 about an axis is a linear map. Show that linear maps do not commute by showing geometrically that rotations do not commute.

Answered: 3 weeks ago

Question

Let T be the set of columns of the matrix B below. Define W = (T). Find a set R so that (1) R has 3 vectors, (2) R is a subset of T, and (3) W = (R). -3 1-2 7 B=1-1 2 1 4 112 -1

Answered: 3 weeks ago

Question

Let T: C3 C4 be given by Find a basis of R(T). Is T surjective? a +b-c a-b c

Answered: 3 weeks ago

Question

3. What is the evidence that spatial neglect is a problem in attention, not sensation?

Answered: 3 weeks ago

Question

5. Describe the choice delay and stop signal tasks.

Answered: 3 weeks ago

Question

6. What is the attentional blink, and how does the attentional blink of a person with ADHD differ from that of most other people?

Answered: 3 weeks ago

Previous Question Next Question