1.9<4х+3<17 2.{2(x+6)-5x>=0 x/6-x/2<=1 3.{×/3-1/5 {x/4-1/3>x/6-3/4

Question

1.9<4х+3<17<br> 2.{2(x+6)-5x>=0
x/6-x/2<=1<br> 3.{×/3-1/5 {x/4-1/3>x/6-3/4

Answer 1

1)
9<4х+3<17<br>9<4х<17-3<br>9<4х<14<br>9х<14÷4<br>9х<3.5<br>х<3.5÷9<br>х<0.875