7. Identify the systems for which adding the equations eliminates a variable. For those equations, identify the variable that is eliminated. If so, which System of equations Will adding the equations eliminate a variable? variable? 2y + 4x = 22 -2y + 4x = 18 Yes y 2y + 4x = 22 2y +x = 18 %3D 2y - 4x = -2 y + 4x = 11

Q: 11. If a system of equations has no solution, what does the graph look like? O A. Intersecting Lines…

A: System of equations       A set of simultaneous equations, its called system of equation

Q: At a college bookstore, Carla purchased a math textbook and a novel that cost a total of $54, not…

A:

Q: The sum of three numbers is 19. Two times the first number increased by six times the secone number…

A: If you like the solution then please give it a thumbs up... The Answer is:            Final Result:…

Q: A gardener has two fertilisers that contain different concentrations of nitrogen. One is 3% nitrogen…

A: X intersect is a point on x axis of a graph  which means all the point where Y value is zero . Y…

Q: 23. The total cost of 5 notebook and 4 pens is $ 120; the total cost of 8 other identical notebooks…

A: 23 Let cost of one notebook is x and cost of one pen is y  According to the first statement 5(cost…

Q: Look at this system of linear equations. y= 2x-1 y= nx+ 4 Part A For what values of n will the…

A:

Q: When using the substitution or elimination method to solve a system of two equations, you end up…

A: Here we discuss about system of equation.

Q: 2) What is the solution to the system of equations represented in the tables below? Why does your…

A: We will find the solution to the system of equation.

Q: . For a system of two linear equations in two variables,(a) How many solutions are possible?(b) What…

A: (a).                          Three possible solutions to a linear system in two variables :…

Q: (3) An instructor wants to create a test that has true-false questions, multiple-choice questions,…

A:

Q: 2) Find the General Solution of the System of Equations. [1 -1 4 X' =| 3 2 -1 X 1 -1 2.

A: The given system of equations is  X '(t)=1-1432-121-1X(t) , or, X '(t)=A·X(t), where A=1-1432-121-1…

Q: An instructor wants to create a test that has true-false questions, multiple-choice questions, and…

A: Solution is written in below steps.

Q: a) What are the possible number of solutions of a system of two linear equations in two variables?…

A:

Q: 22 b) 20 18 16 14 12 10 b) 4. 2. 3 4. 6. c) ya -4 -13 -2 -2 -5 c) -1 4. 3. 6. 7. 8. 10 11 10 13 15

A: We have to determine the solution for each of the given systems of equations.

Q: If a system of two linear equations has infinitely many solutions, which of the following statements…

A: Given, System of two linear equations has infinitely many solutions Solution of two linear equation…

Q: Determine whether the given ordered triple is a solution to the system of equations.   x−y=0…

A:

Q: 1. Determine if the given ordered triple satisfies the system of linear equations. 2x- y+2z 8…

A: Please refer the attached image for complete solution.

Q: 2 3 4 5 6 7 Question A company has to buy computers and printers. Each computer, x, costs $560 and…

A:

Q: 2. Suppose each system of equations below represents a bike and skateboard scenario similar to the…

A:

Q: 3. The sum of two numbers is 11, and their difference is 3, What are the numbers? A. 6 and 5 B. 10…

A: Hey, since there are multiple questions are posted, we will answer first question.

Q: b) A system of linear equations with more equations than unknowns is sometimes called an…

A:

Q: 12. You are considering a going on a vacation, and you find two different deals on a travel website.…

A: Sun Fun $250 airfare + $140 per night Holiday Excursions $425 airfare + $100 per night (a.) let t be…

Q: I. Solve each system of linear equations in two variables by substitution. 1. Equation 1: 3x + 4y…

A: (1) Consider the provided equation, 3x+4y=-3 ...... (1)-5x+y=5 ....... (2) Solve the above system of…

Q: Which is a solution to the following system of equations? + 3: = 1 2y + 2: = 4 = 3 (r, y, 2) = (4,…

A:

Q: 5. What is the solution to the system of equations shown below?

A: To find the solution of given system of equations.

Q: What is the solution to the system of equations? 2x-3y-2z=-7 x-3y-3z=4 x-2y-z=-3…

A:

Q: 4. Which of the following is the intersection point of the system of equations -7x + six y = ten and…

A: To find intersection point of following system of equations-7x+6y = 10    ..........18x -5y=-30…

Q: 14. The ordered pair (2, -5) is a solution to which of the following systems of equations? O Sa - y…

A: Consider, x-y=75x+y=-5 Put 2, -5 in the above system of equations, we get 2--5=7⇒2+5=7⇒7=7  which is…

Q: 3x + 2y + z =7 5x+5y+4z = 3 3x + 2y + 3z = 1

A:

Q: A system of two equations was entered into a graphing calculator. y1(x) y2 (x) 1 0.25 -0.5 -1.25 2 1…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A system of equations is shown below. x - y = 1.5 2(x + y) = 8 Which situation is modeled by this…

A:

Q: The solution to a system of equations is (5,-19) choose two equations that might make up the system.…

A: Given; A. y=-3x-6   B. y=2x-23   C.y=x-17   D. y=x-17   E. y= -2x-9

Q: 2 4. Graph the linear system and tell how many solutions it has. If there is exactly one solution,…

A: The given linear system is  2x-3y=-6-3y+2x=3

Q: Mandy is selling burritos for $2 each and tortillas for $1 each. A customer bought a total of 13…

A:

Q: Determine whether the given ordered pair is a solution to the system of equations.   6x−2y =28…

A:

Q: Given the linear system 2x- y= 5 4x- 2y= t In the given linear system, replace the 4x- 2y= t by an…

A: For infinitely many solution linear  system should be overlapped.

Q: 3. What is true about the graph of a system of equations that has infinitely many solutions? A. The…

A: Condition for infinitely many solution

Q: If (a, b, c, d) is a solution to a linear system, then the system has four equations. True False

A: Let a=1 , b=1, c=1 and d=-3

Q: 16. Solve the system of equations using your graphing calculator. S4x + 5y = 11 læ – y = 5 O (-14,…

A: Graph the system of equation÷

Q: A system of equations was written as an augmented, which was row reduced to: [1 0 0 1 0 1 0 Lo o 1 2…

A: We have to find the solution

Q: A system of equations was written as an augmented, which was row reduced to: [1 0 0 010-2 0 0 1-3…

A:

Q: For a system of two linear equations in two variables, (a) How many solutions are possible? (b) What…

A: Given that: System of two linear equations in two variables.

Q: The sum of three numbers is 19. Two times the first number increased by six times the second number…

A: According to question We have to find the system of the equations determine by the Three numbers.

Q: Use a system of linear equations in three variables to solve the following problem. A certain brand…

A: As per Barteby  guidelines  we can not solve more than one question. Please  repost  the second…

Q: The solution to a system of equations is (5, -19). Choose two equations that might make up the…

A:

Q: Use the four-step strategy to solve: Use x, y, and z to represent unknown quantities. Then translate…

A: Given: A bar graph that shows the average number of hours U.S college students study per week for…

Q: A gardener has two fertilisers that contain different concentrations of nitrogen. One is 3% nitrogen…

A: Let x represents the amount of 3% nitrogen and y represents the amount of11%  nitrogen then the…