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Science & Mathematics by Anonymous 2018-07-08 21:33:53
Social Science
If you have linear equations 2x+3y=5 and 5x-2y=-16 then what is the value of x?
3 answers
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Anonymous
2x + 3y = 5 5x - 2y = -16 4x + 6y = 10 15x - 6y = -48 19x = -38 x = -2
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Anonymous
2x + 3y = 5 5x - 2y = -16 10x + 15y = 25 10x - 4y = -32 19y = 57 y = 3 Solution: x = -2, y = 3
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Anonymous
(5x+16)/2 = (5-2x)/3 15x+48 = 10-4x 19x = -38 x = -2