2/7 (x-9)+x/3=3
find x????
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2/7 x X - 18/7 + X/3 = 3
2 X / 7+ X/3 - 18/7 =3
6X+7X/21-18/7 =3
13X/21-18/7 = 3
13X/21 =3+18/7
13X/21 = 21+18/7
13X/21 = 39/7
13X = 39 × 21/7
X = 39 × 21/7 x 13
X = 9
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Anonymous:
hi ani
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