1) 7х-(3+2х)=х+9 2) 13-(2х-5)=х-3 3) 3х-(10-9х)=22х 4) 26-(17-2х)=5х Решите уравнения)-пж)). Created by marabelitsckay. matematika-ru

1) 7х-(3+2х)=х+9 2) 13-(2х-5)=х-3 3) 3х-(10-9х)=22х 4) 26-(17-2х)=5х Решите урав...

July 2022 1 7 Report

1) 7х-(3+2х)=х+9
2) 13-(2х-5)=х-3
3) 3х-(10-9х)=22х
4) 26-(17-2х)=5х
Решите уравнения)-пж))

Answers & Comments

Nurzhan94 1) 7x-3-2x=х+9 2) 13-2х+5=х-3 3) 3х-10+9х=22х 4) 26-17+2х=5х
7х-2х-х= 9+3 -2х-х=-3-13-5 3х+9х-22х=10 2х-5х=-9
3х=12 -3х=-21 -10х=10 -3х=-9
х=4 х=7 х=1 х= 3

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marabelitsckay Спасибо

Nurzhan94 не за что )

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