Use back-substitution to solve the system of linear equations. 2x+3y - 3z= - 4 -3y - 72=73 2=-7 A) (5. -3, -7) B) (-8, -7, -3) (-8, -3, -7) D (-3, -8, -7) E) (-7, -8, -3)

Q: Determine if the values of the variables listed are solutions of the system of equations. 4x - y =…

A:

Q: mi h A boat carrying illegal drugs leaves a port and travels at 40- mi A Coast Guard cutter leaves…

A: Given problem:- A boat carrying legal drugs leaves a port and travels at 40mi/hr A Coast Guard…

Q: Use back-substitution to solve the system of linear equations. 2x - y+5z = 24 y+2z = 9 7

A:

Q: Write in slope-intercept form, y=mx+by=mx+b 2x+4y=22 7x+y=12 what is the solution of this system…

A:

Q: 8x+14y 4 -6x - 7y=-10 O (4, -2) O (4, 2) O (4, -2) (2,-2) Explain how you know the points (1, -2) is…

A:

Q: Solve the system of equations by elimination. Sx+y = -3 1x-y = 19 Ox = 8, y = 11; (8, 11) x = 3, y =…

A: The objective is to solve the system of equation by elimination.

Q: quadratic linear constant ​equation, also called​ a(n) ▼   second third first ​-degree equation.…

A: ax2+bx+c = 0where , a,b,c are real numbersand a≠0

Q: Use the elimination method to find all solutions of this system of equations. x2 - 4y = 52 + 3y = 73…

A: Givenx2−4y=52  ...........1x2+3y=73  ............2

Q: Complete the equations so that the solution of the system of equations is (-3,4). y=x+7 7x+y=-5

A: We have to find the solution of the system of equations.

Q: What are m and b in the linear equation y = 9x + 27? m =

A:

Q: using the common meanings of m and b? 2 + 3x + 5 - 2x = y     m is 1 and b is 7   m is 2 and b…

A:

Q: Determine if (-6,9) is a solution of the system. 6x+y=-27 5x-y=-38

A: NOTE: Refresh your page if you can't see any equations. . given equations are

Q: What are m and b in the linear equation y = 10x + 7

A: We know y=mx+b (equation of line) is called the slope-intercept form of equation of straight line…

Q: Write v as a linear combination of u1, u2, and u3, if possible. (Enter your answer in terms of u1,…

A: We have to write the linear combination of the given data.

Q: What are m and b in the linear equation y = 28x + 21?

A:

Q: For each ordered pair, determine whether it is a solution to the system of equations. - 18x+2y = 8 y…

A:

Q: Which equation has the same solution as x2 + 8x + 19 = 1? O (x – 4)² = –34 %3D (x – 4)² = -2 O (x +…

A: x² + 8x + 19 = 1 So, (x² + 2•x•4 + 4²) + 3 = 1 So, (x + 4)² = - 2

Q: Solve the system-of-equations for x. -9x + 21y = 97 13x + 15y = 8 x =

A: Given system of equation is −9x+21y=97.....113x+15y=8........2 We have to find the value of x. Solve…