1)8х-23=97
8х= 97+23
8х= 120
х= 15
2) х÷13+25=30
х÷13= 30-25
х÷13= 5
х= 13×5
х= 65
3) х÷15-8=3
х÷15= 3+8
х÷15= 11
х= 11×15
х=165
4) 7х+18=60
7х= 60-18
7х= 42
х= 42÷7
х= 6
5) 6х-41=36
6х=36+41
6х = 77
х=77/6 ( Можно ввиде дроби )
Надеюсь помогла. ^^
<span>6+5/13 =6</span>⁵/₁₃<span>
6/57+4 =4</span>⁶/₅₇<span>
6 4/9+5 2/9 =11</span>⁶/₉=11²/₃<span>
11 8/11- 3 5/11 =8</span>³/₁₁<span>
8 7/18 + 7 =15</span>⁷/₈<span>
5/18-4 11/18 = - 4</span>⁶/₁₈= - 4¹/₃