(3х+7)*(1,5х-4)*(х+1)=0

Question

(3х+7)*(1,5х-4)*(х+1)=0

Answer 1

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Answer 2

Каждый сомножитель равен нулю.
3х+7=0  3х=-7  х=7/3
1,5х-4=0   х=4/1,5=8/3
х+1=0   х=-1