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5x -5y +10 and 3x -6y = -9 were does this two intesect ?

can u tell me what are the three plots points for each equation than tell me were it intercect?

2007-09-28 01:59:26 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

1 answers

15x - 15y = 30
-15x + 30y = 45-----ADD
15y = 75
y = 5

3x - 30 = - 9
3x = 21
x = 7

x = 7 , y = 5

2007-09-28 06:41:14 · answer #1 · answered by Como 7 · 0⤊ 0⤋

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