1 is subtracted from eight times a certain number the result is 15 find the certain number
3 answers
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x = number
8 x - 1 = 15
8 x - 1 = 15
8 x - 1 = 15
Add 1 to both sides
8 x = 16
x = 16 / 8
x = 2
Add 1 to both sides
8 x = 16
x = 16 / 8
x = 2
3 answers