31*3-56:8= 33*2-32:4= 68-51:3*4 4*17-39:3= уравнение 24:Х=8

Question

31*3-56:8=
33*2-32:4=
68-51:3*4
4*17-39:3=
уравнение
24:Х=8

Answer 1

31*3-56:8 = 93 - 7 = 86
33*2-32:4 = 66 - 8 = 58
68-51:3*4 = 68 - 17 * 4 = 68 - 68 = 0
4*17-39:3=  68 -13 = 55
24:Х=8
 24/x = 8 | * x
24 = 8x
8x = 24 | : 8
x = 3

Answer 2

1)86
2)53
3)0
4)55
24:х=8
х=24:8
х=3

Comments

2)не 53 а58