Question

Solve for u . = 81/u=3

Answer 1

Question

Solve for u . = 81/u=3

81/u = 3

u = 81 : 3 =

27 is your answer

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check

81/27 = 3

the answer is good

Answer 2

81 /u =3

multiply by u on each side

81/u * u = 3 * u

81 = 3u

divide by 3 on each side

81/3 = 3u/3

27=u