4x + 2 = 0 ?? << if so then...
4x = -2 (subtract 2 from both sides)
x= -2/4 (Divide 4 to both sides to get variable alone)
x = -1/2 (simplify)
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The value of x in the equation -2 x plus 3 4x-3 is 3.
If you mean: 3(2+4x) = 42 then the value of x works out as 3
x=12
-10=2+4x x would= -3 -10=2+4-3
It is an equation and the value of x is 4