1)87:(4х+5)=3
4х+5=87:3
4х+5=29
4х=29-5
4х=24
х=24:4
х=6
2)17*(3x-16)=85
51x – 272 = 85
51x = 85 + 272
51x = 357
x = 7
3)9*(6x-13)=153
54x – 117 = 153
54x = 153 + 117
54x = 270
x = 5
4)3*(8x+51)=201
24x + 153 = 201
24x = 201 – 153
24x = 48
x = 2
5)(46x-57):3=27
46х - 57 = 27 * 3
46х - 57 = 81
46х = 81 + 57
46х = 138
х = 138 : 46
х = 3
6)(19x+62):15=13
19 x + 62=15*13
19x + 62=195
19x=195-62
19x=133
x=133:19
1)87:(4х+5)=3
4х+5=87:3
4х+5=29
4х=29-5
4х=24
х=24:4
х=6
2)17*(3x-16)=85
51x – 272 = 85
51x = 85 + 272
51x = 357
x = 7
3)9*(6x-13)=153
54x – 117 = 153
54x = 153 + 117
54x = 270
x = 5
4)3*(8x+51)=201
24x + 153 = 201
24x = 201 – 153
24x = 48
x = 2
5)(46x-57):3=27
46х - 57 = 27 * 3
46х - 57 = 81
46х = 81 + 57
46х = 138
х = 138 : 46
х = 3
6)(19x+62):15=13
19 x + 62=15*13
19x + 62=195
19x=195-62
19x=133
x=133:19
x = 7