7x = 8 - x
Add x to each side: 8x = 8
Divide each side by 8: x = 1
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DIE
8x = 5x+24 8x-5x = 24 3x = 24 x = 8
8x - 2x - 2 = 3x + 2x + 4 Combine like terms: 6x - 2 = 5x + 4 Subtract 5x from both sides: x - 2 = 4 Add 2 to both sides: x = 6
5x+49 = 8x+13 49-13 = 8x-5x 36 = 3x x = 12
6-3x = 5x-10x+2 4 = 8x-10x 4 = -2x x = -2