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国产剧情片-送艳(2)(1)(6)(1)(5)(1)(3)(1)(2)(1)(9)(1)高清完整版下载地址快乐垂钓频道5:
thunder://QUFodHRwOi8vYWlrYW5keS5vcmcv5Zu95Lqn5Ymn5oOF54mHLemAgeiJsygyKSgxKSg2KSgxKSg1KSgxKSgzKSgxKSgyKSgxKSg5KSgxKS5ybXZiP2ZpZD0zRXBqUXpzbWF0WVFLRVVaMUlFdUtoZUpyckVBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBJm1pZD02NjYmdGhyZXNob2xkPTE1MCZ0aWQ9RTUxREQ3QkMwMUE5MjgyQkE3N0VDMUMzQkVCM0NCRjcmc3JjaWQ9MTIwJnZlcm5vPTFaWg==
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解方程.36÷x-3=3 (6+x)×5=55 (x-9)×2.5=5.
(1)36÷x-3=3,
36÷x-3+3=3+3,
36÷x×x=6×x,
36÷x=6x÷6,
x=6;
(2)(6+x)×5=55,
(6+x)×5÷5=55÷5,
6+x-6=11-6,
x=5;
(3)(x-9)×2.5=5,
(x-9)×2.5÷2.5=5÷2.5,
x-9+9=2+9,
x=11.
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