Solve for x
x=9
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2x+3=\frac{84}{4}
Divide both sides by 4.
2x+3=21
Divide 84 by 4 to get 21.
2x=21-3
Subtract 3 from both sides.
2x=18
Subtract 3 from 21 to get 18.
x=\frac{18}{2}
Divide both sides by 2.
x=9
Divide 18 by 2 to get 9.
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