Use a graphing calculator to solve the system by finding . (Round to the nearest integer if necessary.)
--4x - 6y - z = -45 x - 6y + 3z = -16
6x + y + z = 35
A) {(4, 1, 4)}
B) {(5, -4, -1)}
C) {(5, 4, 1)}
D) {(6, 2, 1)}

Question

Use a graphing calculator to solve the system by finding  . (Round to the nearest integer if necessary.)
--4x - 6y - z = -45 x - 6y + 3z = -16
6x + y + z = 35
A) {(4, 1, 4)} 
B) {(5, -4, -1)} 
C) {(5, 4, 1)} 
D) {(6, 2, 1)}

Quizplus · Accepted Answer

Substituting (5, 4, 1) into each equation satisfies all three equations, confirming it as the solution.

Use a Graphing Calculator to Solve the System by Finding