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5x-x =4+1 6-2x = 5x-9 x-4x-16 =10x-2 8x+7x-14 =-2x-8+16
4x = 5 5x+2x=6+9 x-4x-10x=-2+16 15x+2x =14-8+16
x = 5/4 7x = 15 -13x = 14 17x = 22
x = 15/7 x =-14/13 x=22/17
5.x/4 = x +1/5
x×5 = 4(x+1)
5x =4x +4
5x -4x =4
x = 4