you need to find the value of X first before you can solve this equation
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7x + 8 = 5x + 327x = 5x + 242x = 24x = 12hope this helps
x=12
5x + 17 = 7x - 123 123 + 17 = 7x - 5x 140 = 2x x = 140 ÷ 2 x = 70
many solutions
7x = 21 x = 3