Question

Решите уравнение:
7x-5=3x+7

Answer 1

$7x - 5 = 3x + 7 \ 7x - 3x = 7 + 5 \ 4x = 12 \ x = frac{12}{4} \ x = 3$

Answer 2

7х-5=3х+7

Answer 3

7х-3х=5+7

Answer 4

4х=12

Answer 5

Х=12÷4 х=3

Answer 6

7х-5=3х+7

7х-3х=7+5

4х=12

х=12:4

х=3