Question

Математика 6 класс, помогите пожалуйста​

Answer 1

$1)~~1\leq \dfrac{5+x}2<2,5~~~~~\bigg|\cdot 2\\\\~~~~~~2\leq5+x<5~~~~~~~~\Big|-5\\\\~~~~~~-3\leq x<0~~~~~\boxed{\boldsymbol{x\in[-3;0)}}\\\\\\2)~~0< \dfrac{2x+3}5<1~~~~~\bigg|\cdot 5\\\\~~~~~~0< 2x+3<5~~~~~~\Big|-3\\\\~~~~-3< 2x<2~~~~~~~~\Big|:2\\\\~~~-1,5<x<1~~~~~\boxed{\boldsymbol{x\in(-1,5;1)}}$