Answer:
7
Explanation:
combine like variables
(7x-4x) +2 = 23
3x+2=23
subtract 2 from both sides
3x(-2+2)= (23-2)
3x=21
divide both sides by 3
3x/3= 21/3
x=7
7x+2-4x=23,,,3x+2=23,,,3x=25,,,x=25/3
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