Question

5x + 48 : 4 = 20 : 10 + 2 *10

Answer 1

5х + 12 = 22
5х = 22-12
х = 10÷5
х = 2

Answer 2

5 х +48 : 4 = 20 : 10 + 2 * 10
5 х +12 = 2 + 20
5 х + 12 = 22
5 х = 22-12
5 х = 10
х = 10 : 5 
х = 2 
Проверка : 5 * 2 + 48 : 4 = 20 : 10 + 2 * 10
22 = 22