2x - 3 = 7x + 12
subtract 2x from each side
-3 = 5x + 12
subtract 12 from each side
-15 = 5x
divide both sides by 5
-3 = x
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7x = 3x - 12 4x=-12 x=-3
It can be simplified in the form of: 2x3+9x2-7x-34 = 0
x=12
The math equation of X times 2 - 7x + 12 times 0 equals 2X - 7x.
9x+6 = 7x+18 9x-7x = 18-6 2x = 12 x = 6