5X + 5 = 14 + 2X
subtract 2X from both sides
3X + 5 = 14
subtract 5 from both sides
3X = 9
divide both sides integers by 3
(3/3)X = 9/3
X = 3
=======check in original equation
5(3) + 5 = 14 + 2(3)
15 + 5 = 14 + 6
20 = 20
=======checks
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2x+a=p 2x=p-a x=.5p-.5a
-2x+14=20 x=-3
many solutions
4x + 2 + 2x - 2x = 14 4x = 14 - 2 4x = 12 x = 3
2x + 2x + 146 + 26 = 172 4x + 172 = 172 4x = 0 x = 0