1) 9x+5=*, x=5
45+5=50
9x+5+50
2)8x - 4 = *, x=5
40-4=36
8x - 4 = 36
3) * - 13x = 12, x=5
*-65=12
*=12+65
*=77
77 - 13x = 12
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1) 9x+5=*, x=5
45+5=50
9x+5+50
2)8x - 4 = *, x=5
40-4=36
8x - 4 = 36
3) * - 13x = 12, x=5
*-65=12
*=12+65
*=77
77 - 13x = 12