Решите уравнения 8x-3=2x+15 6+4x=3x-2 2*(3x-1)=3(4x+3) 4(2x+5)-(x-2)=3(x-1)-(4-x). Created by Kotikzhen2002. matematika-ru

Решите уравнения 8x-3=2x+15 6+4x=3x-2 2*(3x-1)=3(4x+3) 4(2x+5)-(x-2)=3(x-1)-(4-x...

Kotikzhen2002 @Kotikzhen2002

August 2022 1 44 Report

Решите уравнения
8x-3=2x+15
6+4x=3x-2
2*(3x-1)=3(4x+3)
4(2x+5)-(x-2)=3(x-1)-(4-x)

Answers & Comments

annielova 1) 8х-2х=15+3
6х=18
х=3
2) 4х-3х=-2-6
х=-8
3) 6х-2=12х+9
6х-12х=9+2
-6х=11
-х=11/6
х=-11/6=-1.8
4)8х+20-х+2=3х-3-4+х
8х-х-3х-х=-20-2-3-4
3х=-29
х=-29/3=-9.7

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