摘要:y=1.5x+28.
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(1)-40-28-(-19)+(-24)
(2)[5-5×(-13)]÷(-14)
(3)x-( x+1 )+5x;
(4)-2(3y+x)-(7x-2y)
(5)[220-(38+16-34)×24]÷5×(-1)
(6)(-
)÷
×3-22+3×(-1)2008.
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(2)[5-5×(-13)]÷(-14)
(3)x-( x+1 )+5x;
(4)-2(3y+x)-(7x-2y)
(5)[220-(38+16-34)×24]÷5×(-1)
(6)(-
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