(3/4 + 6/7) x = 8/9 - 1/5
(21/28 + 24/28 )x = 40/45 - 9/45
45/28 x = 31/ 45
x = 31/45 * 28/45 = 868/2025
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(3/4 + 6/7) x = 8/9 - 1/5
(21/28 + 24/28 )x = 40/45 - 9/45
45/28 x = 31/ 45
x = 31/45 * 28/45 = 868/2025