Решите уравнения. 1)482-(28х-26х)=106 2)(73х-70х) +75=210 3) 132+(95х-90х) =257 4) (83х-79х)-42=58. Created by mamacesces. matematika-ru

Решите уравнения. 1)482-(28х-26х)=106 2)(73х-70х) +75=210 3) 132+(95х-90х) =257 ...

August 2022 2 9 Report

Решите уравнения.
1)482-(28х-26х)=106
2)(73х-70х) +75=210
3) 132+(95х-90х) =257
4) (83х-79х)-42=58

vikakuchina20 1) 482-28x+26x=106
-28x+26x=106-482
-2x=-376
x=188
2)73x-70x+75=210
73x-70x=210-75
3x=135
x=45
3)132+95x-90x=257
95x-90x=257-132
5x=125
x=25
4)83x-79x-42=58
83x-79x=58+42
4x=100
x=25

4 votes Thanks 5

mulyukova1994 1. 482-(28х-26х)=106
482-2х=106
-2х=106-482
-2х=-376
х=188
2.(73х-70х) +75=210
3х+75=210
3х=210 - 75
3х=135
х=45
3.132+(95х-90х) =257
132+5х=257
5х= 257 - 132
5х=125
х=25
4. (83х-79х)-42=58
4х - 42=58
4х=58 + 42
4х=100
х=25

2 votes Thanks 3

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