ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿Ä³×ÔÐгµ³§Ò»ÖÜÉú²ú×ÔÐгµ7xÁ¾£¬Æ½¾ùÿÌìÉú²úxÁ¾£¬µ«ÓÉÓÚÖÖÖÖÔ­Òò£¬Êµ¼ÊÿÌìÉú²úÁ¿Óë¼Æ»®²úÁ¿Ïà±ÈÓгöÈ룬ϱíÊÇijÖܵÄÉú²úÇé¿ö£¨³¬²ú¼ÇΪÕý£¬¼õ²ú¼ÇΪ¸º¡££©

ÐÇÆÚ

Ò»

¶þ

Èý

ËÄ

Îå

Áù

ÈÕ

Ôö²ú

+5

£­2

£­4

+13

£­10

+16

£­8

(1)¸ù¾Ý¼Ç¼µÄÊý¾Ý¿ÉÖª¸Ã³§ÐÇÆÚËÄÉú²ú×ÔÐгµ________Á¾£¬ÐÇÆÚÎåÉú²ú×ÔÐгµ_______Á¾¡£

(2)¸ù¾Ý¼Ç¼µÄÊý¾Ý¿ÉÖª¸Ã³§±¾ÖÜʵ¼ÊÉú²ú×ÔÐгµ_________Á¾¡£

(3)²úÁ¿×î¶àµÄÒ»Ìì±È²úÁ¿×îÉÙµÄÒ»Ìì¶àÉú²ú______Á¾¡£

(4)Èôx=300£¬¸Ã³§ÊµÐÐÿÖܼƼþ¹¤×ÊÖÆ£¬Ã¿Éú²úÒ»Á¾×ÔÐгµ£¬¿ÉµÃ60Ôª£¬Èô³¬¶îÍê³ÉÈÎÎñ£¬Ôò³¬¹ý²¿·ÖÿÁ¾Áí½±20Ôª£¬ÈôδÍê³ÉÈÎÎñ£¬Ã¿ÉÙÉú²úÒ»Á¾¿Û10Ôª£¬ÄÇô¸Ã³§¹¤ÈËÕâÒ»ÖܵŤ×Ê×ܶîÊǶàÉÙÔª£¿

¡¾´ð°¸¡¿ 26

¡¾½âÎö¡¿·ÖÎö£º£¨1£©¸Ã³§ÐÇÆÚËÄÉú²ú×ÔÐгµ(x+13)Á¾, ÐÇÆÚËÄÉú²ú×ÔÐгµ(x-10)Á¾£»

£¨2£©¸Ã³§±¾ÖÜʵ¼ÊÉú²ú×ÔÐгµ£¨7x+10£©Á¾£»

£¨3£©²úÁ¿×î¶àµÄÒ»Ìì±È²úÁ¿×îÉÙµÄÒ»Ìì¶àÉú²ú26Á¾£»

£¨4£©ÕâÒ»ÖܵŤ×Ê×ܶîÊÇ12679Ôª£®

±¾Ìâ½âÎö£º(1)¸ù¾Ý¼Ç¼µÄÊý¾Ý¿ÉÖª¸Ã³§ÐÇÆÚËÄÉú²ú×ÔÐгµÁ¾£¬ÐÇÆÚÎåÉú²ú×ÔÐгµÁ¾.

(2)¸ù¾Ý¼Ç¼µÄÊý¾Ý¿ÉÖª¸Ã³§±¾ÖÜʵ¼ÊÉú²ú×ÔÐгµÁ¾.

(3)²úÁ¿×î¶àµÄÒ»Ìì±È²úÁ¿×îÉÙµÄÒ»Ìì¶àÉú²ú26Á¾.

(4)(7¡Á300+10)¡Á60+9¡Á2=12679.

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø