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若10.5x -10 = 36-3y=14+A,x=?y=?
人气:279 ℃ 时间:2020-05-18 17:37:45
解答
10.5x -10 = 14 + A
10.5x = 24 + A
21x = 48 + 2A
x = (48 + 2A) / 21
36 - 3y = 14 + A
-3y = -22 + A
3y = 22 - A
y = (22 - A)/3
答:
x = (48 + 2A) / 21
y = (22 - A)/3
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