Номер 2: Раскройте скобки и приведите подобные слагаемые.
1)3(6-5x)+17x-10
2)8(3y+4)-29y+14
3)7(2z-3)+6z-12
4)2(7.3-1.6a)+3.2a-9.6
5)-5(0.3b+1.7)+12.5-8.5b
6)-4(3,3-8с)+4,8с+5,2
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