Помогите пожалуйста решить уравнения:а)3х=-1.5; б) 4(3х-2)=8; в) 2/5*х=8; г) 4(3-2х)+24=2*(3+2х); д) (3х+1)*(2х-1)=0;

а)3х=-1.5; Х = - 1,5 ÷ 3 = - 0,5.б) 4(3х-2)=8; (3х - 2) = 8 ÷ 4.3х - 2 = 2.3х = 4.Х = 4/3.в) 2/5*х=8; Х = 8 ÷ 2/5 = 8 × 5/2 = 20.г) 4(3-2х)+24=2*(3+2х); 12 - 8х + 24 = 6 + 4х.- 12х = - 30.Х = 30/12.д) (3х+1)*(2х-1)=0; 3х + 1 = 0.3х = - 1.Х = - 1/3.2х - 1 = 0.2х = 1.Х = 1/2.е)х-4.5=18.7; Х = 18,7 + 4,5 = 23,2.ж)5/24*х=-1 7/48;Х = - 55/48 ÷ 5/24 = - 55/48 × 24/5 = - 11/2. з)1 1/9у+3=-3 2/3;10/9у = - 3 2/3 - 3 = - 6 2/3.у = - 20/3 ÷ 10/9 = - 20/3 × 9/10 = - 6. и) 8*(х:1 7/9-1 3/4)=13;Х ÷ 16/9 - 7/4 = 13/8.Х ÷ 16/9 = 13/8 + 7/4.Х ÷ 16/9 = 13/8 + 14/8.Х ÷ 16/9 = 27/8.Х = 16/9 × 27/8 = 6. к) (3.5+х)=18;Х = 18 - 3,5 = 14,5. л) у:4.2=3.4:5.1; У = 4,2 × 3,4 ÷ 5,1 = 2,8.м)2:m=.2 1/7:3 4/7;m = 2 × 3 4/7 ÷ 2 1/7 = 2 × 25/7 ÷ 15/7 = 50/7 × 7/15 = 10/3. н) х+6/3=х+3/4; х - х = 3/4 - 6/3.0 = - 1 1/4.Решения нет.р)4.9/12=3,185/3х+2.4 3,185/3 х = 4,9/12 - 2,4.3185/3000 х = 49/120 - 24/10.637/600 х = 49/120 - 288/120.637/600 х = - 239/120.Х = - 239/120 ÷ 637/600 = - 239/120 × 600/637 = - 1195/637 = - 1 558/637.