Question

5.1(х-2)-3(1.2-х)
Упростите выражение

Answer 1

5.1(х-2)-3(1.2-х) = 5.1х-10.2-3.6+3х = 5.1х+3х-10.2-3.6 = 8.1х-13.8.

Answer 2

5,1(х-2)-3(1,2-х)=5,1х-10,2-3,6+3х=5,1х+3х-10,2-3,6=8,1х+13,8