ĐỀ KIỂM TRA 15 PHÚT MÔN ĐẠI SỐ 8
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TR NG THCS LÊ IƯỜ ỢH và tên:…………………………ọL 8:…… BÀI KI TRA 15 PHÚTỂMôn: (Ti 49)ạ ếNgày tháng 02 năm 2018Đi mể phê th giáo, cô giáoờ ầĐ bài:ềGi các ph ng trình sauả ươ1/ 2x (5x-8) 14 2/ 121x382x941x368x2 3/ x+7) 4x 4/ 21 81 1x xx x- +- =+ -Bài 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