3X10(x+1)>500

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3X10(x+1)>500
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3X10(x+1)>500
3X10(x+1)>500

3X10(x+1)>500
X+1>500/30
X>(500/30)-1

30(x+1)>500
x+1>50/3
x>50/3-1

请将题目写正确!

30(x+1)>500
x+1>50/3
x>50/3-1