Solve the problem.
-The sum of three numbers is 7. The first, minus the second, plus 4 times the third, is 26. The third, plus 4 times the first, plus the second, is 19. What are the numbers?
A) -4, 2, -5
B) No solution
C) 4, 4, -2
D) 4, -2, 5

Question

Quizplus · Accepted Answer

The system of equations derived from the problem statements is: x + y + z = 7, x - y + 4z = 26, and z + 4x + y = 19. Solving this system yields the solution x = 4, y = -2, z = 5.

Solve the Problem. -The Sum of Three Numbers Is 7. the First, Minus