Помогите срочно 1) 7х+4 (х-2)> 6 (1+3х); 2) 2 (х-1)-3(х+2)<6 (1+х); 3) 7(y+3)-2 (y+2)> 2...

Question

Помогите срочно 1) 7х+4 (х-2)> 6 (1+3х); 2) 2 (х-1)-3(х+2)<6 (1+х); 3) 7(y+3)-2 (y+2)> 2 (5y+1); ,4) 6 (3+5y)-(2+7y)<5 (4+3y); 5) 4 (3y-1)-3 (y-1)> 2(3+y);

Answer 1

7х+4 (х-2)>6(1+3х)
7х+4х-8>6+18х
7х+4х-18х>6+8
-7х>14
х>-2