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Solve the system of linear equations below. X + y = 4 2x + 3y = 0 A. X = -6, y = 2 B. X = -1, y = 5...
4 months ago
Q:
Solve the system of linear equations below. X + y = 4 2x + 3y = 0 A. X = -6, y = 2 B. X = -1, y = 5 C. X = 11 5 , y = 9 5 D. X = 12, y = -8
Accepted Solution
A:
x+y=4, so 2x+2y=8, 2x+3y=0, (2x+3y)-(2x+2y)=y, 0-8=-8, so y=-8. plug y=-8 in, x=12