3 (5x-7)-2 (9x-11) = 4(84-13)+17
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3(5x -7) -2(9x -11) = 4( 84-13)+17
15x- 21 -18x + 22 = 4* 71+17
-3x + 1 = 301
-3x = 301 - 1
x = 300/ -3 = -100 is your answer mate
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