if y is the sum of 3x and 5 more than x ,by what number does y exceed A 2B 3C4D5E can not be determined
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if y is the sum of 3x and 5 more than x ,by what number does y exceed A 2B 3C4D5E can not be determined
if y is the sum of 3x and 5 more than x ,by what number does y exceed
A 2
B 3
C4
D5
E can not be determined
if y is the sum of 3x and 5 more than x ,by what number does y exceed A 2B 3C4D5E can not be determined
如果y为3x和5且大于x,那么当y为何值时y大于x
即:
∵ y=3x+5
∴ 3x+5 > x
解得 x > -2.5
为E
因为y=3x+5>x
所以x>-2.5
所以E
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