Please answer questions 51,52 & 53
And include all work. Thanks.
3-58, solve the system by using the elimination method. 33. 4x + 3y = 7 35. 3x-2y=1 ad 34. x 2y x+2y = 3 36, 2x-2y = 1 -2x tys3 38. y=2x-4 y=4-2x 40. 2x-5y = 7 2x + 2y = 5 42, 3x-4y = 7 - 3y3 3x y3 37, y = 3x + 5 y=5-3x 39. 3x+2y=10 41, 2x-3y = 5 3x-3y = 1 43, 3x+5y =...
help with solving questions 2 and 3
Solve 2x + 3y + 5z = 2 3x - 2y + z = 1 4x + 5y - 2z = 3 Solve 5x^2 + 3x + 4 = 0
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...
3. Solve the system of equations: (-x - 7y = 14 1-4X – 14y = 28 4. Solve the system of equations: 3x - 2y = 2 (5x - 5y = 10 5. Solve the system of equations: (2x + 8y = 6 1-x - 4y = -3
3. Write the following systems of linear equations using augmented matrix form a. 6x+7y= -9 X-y= 5 b. 2x-5y= 4 4x+3y= 5 C. x+y+z= 4 2x-y-z= 2 -x+2y+3z= 5 4. Solve the following Systems of linear equations using Cramer's Rule a. 6x-3y=-3 8x-4y= -4 b. 2x-5y= -4 4x+3y= 5 c. 2x-3y+z= 5 X+2y+z= -3 x-3y+2z= 1
I need help solving the following problem. Solve the system using elimination. 2x+5y+3z = -20 3x+ 2y -4z = 4 3x -3y +2z = -20 x=_______________ y=________________ z=_________________
f. g(f(x)) 5) Solve the system of equations (4.1) (5x + 4y = 7 (2x + 7y=-8 6) Graph the inequality 3x + 5y > 30. (5.1) 7) Graph the system of linear inequalities (5.2) 3x + 2y = 22 (5x + 7y = 55 8) Find the value of an investment in an account (2.5, 3.1, 3.2) a. Bearing 4% simple interest after 5 years.
Use the Gauss-Jordan method to solve the following system of equations. 3x + 4y - 2z = 0 5x y + 3z = 1 8x + 3y + z = 1 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The solution is 000 in the order x, y, z. (Simplify your answers.) B. There is an infinite number of solutions. The solution is (Q10.2), where z is any real number...
1. Solve the following system of equations using Gauss-Jordan elimination. 3x - 2y +4z=3 2x +2y-2z=4 x+4y- &z=1
Name Date Period Kuta Software Solving Systems of Equations by Substitution Solve each system by substitution. 1) y=6x-11 2) 2x - 3y = -1 -2x - 3y =-7 y=x-1 3) y=-3x + 5 5x - 4y=-3 4) -3x – 3y = 3 y=-5x-17 5) y=-2 4x - 3y = 18 6) y = 5x - 7 -3x - 2y=-12 7) y=-3x - 19 5x + 8y = 0 8) y = 5x - 3 -x + 7y=-21