Question

Уравнение 87 ÷ ( 4х + 5 ) = 3

Answer 1

87:(4х+5)=3.
4х+5 = 87:3
4х+5=29
4х= 29-5
4х =24
х = 24:4
х = 6
Ответ: 6

Answer 2

4х +5 =87:3
4х +5 =29
4х = 29-5
4х = 24
х=6