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2x-3 = 11 2x = 11+3 2x = 14 x = 7
2x + 33 = 4x + 11 -11 -11 2x + 22 = 4x -2x -2x 22 = 4x Divide each side by 4 x = 5.5
-2x + 11 + 6x = 4x + 11
2x-11=10 then 2x=21 so x =21/2
3 + 2x = 11 subtract 3 from both sides: 3 + 2x (-3) = 11 (-3) => 2x = 8 then divide both sides by 2 (2x)/2 = 8/2 => x = 4