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Jayvon Dudley
Mathematics
29 September, 23:43
What 1/3x+9=21 answer?
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Damien Wilkerson
29 September, 23:54
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1/3x+9=21
Subtract 9 from both sides.
1/3x+9-9=21-9
1/3x=12
Multiply both sides by 3.
3 * (1/3x) = (3) * (12)
x=36
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Shelby Sparks
30 September, 00:03
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1/3x + 9 = 21 (subtract 9 from each side)
. - 9 - 9
1/3x = 12 (multiply 3 to each side)
x = 12*3
x=36
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