Question 4 (5 points) Solve by the elimination method. Write solution in a solution set. x...
Question 21 Solve the systems in Exercises 19-24 with the elimination method. Check your answers by substituting them back in. (Answers are not given at the back of the book.) 19. 2x + 3y = 5 20. 5x + 3y = 11 4x – 2y = 2 2x + 7y = 16 21. 3x – 7y = 27 22. 5x - 2y = -23 4x – 5y = 23 x + 2y = 5 23. 5x – 9y = -12...
Solve the systems of equations by substitution #11 2x-y-2 3x+4y-6 Solve each system by elimination or by any convenient method #13 a) 3x+4y-1 2x-3y-12 b) -4x+3y--!5 3x-2y-4
Enter a for x? What? Please help Solve the system by the method of elimination (If there is no solution, enter NO SOLUTION. If the system is dependent, enter a for x and enter y in terms of a.) 4x 5y = 6 - 8x + 10y = -12 (x, y) =( a, -6 5 + 4x 5 X 2. X 2 -2 4 6
Use the elimination method to solve the following system of equations. x-2y = 2 4x -8y 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. There is one solution. The solution of the system is (Simplify your answer. Type an ordered pair.) O B. The solution set of the system is {(x,y) x - 2y = 2 O C. The solution set is Ø
Solve the system of equations using matrices. Use Gauss-Jordan elimination. 5) 5) -2x-y-5z =-38 4x + 2y-2z= 28 4x-5y + z=-16 A) ((-5, 8, 10) D) ((10, 8,-5) B) (5, 8,4)) C) (5, 4,8) Solve the system of equations using matrices. Use Gauss-Jordan elimination. 5) 5) -2x-y-5z =-38 4x + 2y-2z= 28 4x-5y + z=-16 A) ((-5, 8, 10) D) ((10, 8,-5) B) (5, 8,4)) C) (5, 4,8)
Solve the system of equations using matrices. Use the Gaussian elimination method with back-substitution 3x + 3y + 6z = 12 3x + 2y + 2z = 7 2x + 4y + 192 = 11 The solution set is {000) (Simplify your answers.) ha ancier hovee
1. (10 points) Solve each of the following systems by graphing: 2x + 3y = 6 3x - 2y=6 4x=-6y +12 x-4y=-8 -6 -6 5 4 5 -4. 3. 2 3. -6 -5 4 3 2 1 1 2 3 -6 5 4 -3 -2 -1 1 21 31 4 5 6 1 4 -6 -6 2. (10 points) Solve each of the following systems: (3x - 5y = 11 2x-6y=2 y = 3x + 5 5x-2y=-7)
1 (a) Employ the method of Gaussian elimination to solve the system of linear equations x+2y + 22= 4, 2x + y- z=-1 (b) State Cramer's rule for the solution of systems of linear equations, and use it to calculate the solution of the system of equations in (a)
1. Solve the system by the elimination method. (Enter your answers as a comma-separated list. If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.) 3x + y = 19 x + 2y = 13 (x, y) = 2. Solve the system by graphing. (Enter your answers as a comma-separated list. If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.) x + y = 9 −x − y = −9 (x,...
2,3, 6, 7 1. Without matrices, solve the following system using the Gaussian elimination method + 1 + HP 6x - Sy- -2 2. Consider the following linear system of equation 3x 2 Sy- (a) Write the augmented matrix for this linear system (b) Use row operations to transform the augmented matrix into row.echelon form (label all steps) (c) Use back substitution to solve the linear system. (find x and y) x + 2y 2x = 5 3. Consider the...