РЕШИТЕ УРАВНЕНИЕ С ОБЪЯСНЕНИЕМ -5*(-1. 1/4)=3х-4. 5/4

- 5 * ( - 1 1⁄4) = 3 Х - 4 5⁄4 -5/1*(-5/4)=3х-4 5/4 25/4=3х-21/4 25/4+21/4=3х 46/4=3х х=46/4:3 - 5 * ( - 1 1⁄4) = 3 Х - 4 5⁄4 -5/1*(-5/4)=3х-4 5/4 25/4=3х-21/4 25/4+21/4=3х 46/4=3х х=46/4:3 х=46/4*1/3 х=46/12 х=3 10/12 =3 5/6

спасибо

- 5 * ( - 1 1⁄4) = 3 Х - 4 5⁄4-5/1*(-5/4)=3х-4 5/425/4=3х-21/425/4+21/4=3х46/4=3хх=46/4:3- 5 * ( - 1 1⁄4) = 3 Х - 4 5⁄4-5/1*(-5/4)=3х-4 5/425/4=3х-21/425/4+21/4=3х46/4=3хх=46/4:3х=46/4*1/3х=46/12х=3 10/12  =3 5/6