Question

Уравнение
1) 9y+6=3y
2) 3x-1=5x
3) (7x-1) 3=5x

Answer 1

1) y = -1
2) x = -1/2
3) x = 3/16

Answer 2

1. 9y + 6 = 3y
9y – 3y = –6
6y = –6
y = –1

2. 3x – 1 = 5x
3x – 5x = –1
–2x = –1
x = 1/2
x = 0.5

3. (7x – 1) * 3 = 5x
21x – 3 = 5x
21x – 5x = 3
16x = 3
x = 3/16
x = 1/4
x = 0.25