Ответ:
а) 9×(5x+2)=45x+18
б) 7×(9x-11)=64x-77
в) 5×(7c+3)=35c+15
г) (10+7x)×6=60+42x
д) (3y-5)×3=9y-15
е) (9-5y)×8= 72-40y
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Ответ:
а) 9×(5x+2)=45x+18
б) 7×(9x-11)=64x-77
в) 5×(7c+3)=35c+15
г) (10+7x)×6=60+42x
д) (3y-5)×3=9y-15
е) (9-5y)×8= 72-40y