4(x - 3) - 3(x + 2) = -19;
2) 2x + 1 + 3(x - 2) = 14;
3) -507 - x) - 4(x - 8) = 3;
4) 2(x - 4) - 5(x - 6) = 1.
2) 2x + 1 + 3(x - 2) = 14;
3) -507 - x) - 4(x - 8) = 3;
4) 2(x - 4) - 5(x - 6) = 1.
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Answers & Comments
1) 4(х - 3) - 3(х + 2) = - 19
4х - 12 - 3х - 6= - 19
х = - 37
2) 2х + 1 +3(х- 2) =14
2х + 1 + 3х - 6= 14
5х = 19
х = 3,8
4) 2( х-4) - 5(х-6)=1
2х - 8 - 5х+30=1
-3х= - 22
х = 7 1/3