Решите уравнения срочно:З1) 2\3х+4\9х=3,22)5\12-4\15х=0,51Срочноо!!. Created by Daina01. matematika-ru

Решите уравнения срочно:З1) 2\3х+4\9х=3,22)5\12-4\15х=0,51Срочноо!!...

July 2022 1 4 Report

Решите уравнения срочно:З
1) 2\3х+4\9х=3,2
2)5\12-4\15х=0,51
Срочноо!!

Answers & Comments

GigoJ 2\3х+4\9х=3,2
6/9x+4/9x=3,2
10/9x=3,2
x=3,2*9/10=2,88

5\12-4\15х=0,51
-4/15x=0,51-5/12
-4/15x=51/100-5/12
-4/15x=153/300-125/300
-4/15x=28/300
-4/15x=7/75
x=-(7*15)/(4*75)=-105/300=-21/60=-7/20

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Daina01 July 2022 | 0 Ответы

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