Помогите решить два уравнения: 1). 5х - (4 - х) = 13 2). 4х - 7 = х + 6. Created by Dem333. matematika-ru

1) 5х - (4 - х) = 135х - 4 + х = 136х - 4 = 136х = 13 + 46х = 17х = 2) 4х - 7 = х + 64х - х = 6 + 73х = 13х =

Помогите решить два уравнения: 1). 5х - (4 - х) = 13 2). 4х

July 2022 1 3 Report

Помогите решить два уравнения:
1). 5х - (4 - х) = 13
2). 4х - 7 = х + 6

Answers & Comments

Megushka1 1) 5х - (4 - х) = 13
5х - 4 + х = 13
6х - 4 = 13
6х = 13 + 4
6х = 17
х = $\frac{17}{6}$

2) 4х - 7 = х + 6
4х - х = 6 + 7
3х = 13
х = $\frac{13}{3}$

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