Решите неравенства: 2(3х+1)-х<3(x+4) и 7х+4(x-2)>6(1+3x)

Question

Решите неравенства:
2(3х+1)-х<3(x+4) и 7х+4(x-2)>6(1+3x)

Answer 1

2(3х+1)-х<3(x+4) <br>6x+2-x<3x+12<br>6x-x-3x<12-2<br>2x<10<br>x<5<br>
7х+4(x-2)>6(1+3x)
7x+4x-8>6+18x
-8-6>18x-7x-4x
-14>7x
x<-2<br>