计算:(1)24×(18?13+14)(2)(-4)-(+13)+(-5)-(-9)(3)-32×(-2)+42÷(-2)3(4)(3a-2
计算:(1)24×(18?13+14)(2)(-4)-(+13)+(-5)-(-9)(3)-32×(-2)+42÷(-2)3(4)(3a-2)-3(a-5)(5)(4a2...
计算:(1)24×(18?13+14)(2)(-4)-(+13)+(-5)-(-9)(3)-32×(-2)+42÷(-2)3(4)(3a-2)-3(a-5)(5)(4a2b-5ab2)-(3a2b-4ab2)
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