Can someone help me with one more question?

Science & Mathematics by Anonymous 2018-05-19 04:39:17

Social Science

1 answer

Two lines, A and B, are represented by the following equations: Line A: 2x + y = 6 Line B: x + y = 4 Which statement is true about the solution to the set of equations? It is (2, 2). There are infinitely many solutions. It is (4, 0). There is no solution.

Anonymous

2x+y = 6 y = -2x+6 slope of A is -2 x+y = 4 y = -x+4 slope of B is -1 at intersection of A and B, -x+4 = -2x+6 x = 2 y = -x+4 = 2 Solution: (2,2)