1) x+2=11x+2=-11
2) 2x-16=32x-16=3
3) 7x-7=217x-7=21
4)-7x=84-7x=84
5)18+7x=-310+7x=...
Mathematics, 24.06.2020 14:01 sssssaaaaaddddd5712
1) x+2=11x+2=-11
2) 2x-16=32x-16=3
3) 7x-7=217x-7=21
4)-7x=84-7x=84
5)18+7x=-310+7x=-1
6)3(x-4)=213(x-4)=21
Answers: 3
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