Solve for x
x=2
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4x-5=\frac{21}{7}
Divide both sides by 7.
4x-5=3
Divide 21 by 7 to get 3.
4x=3+5
Add 5 to both sides.
4x=8
Add 3 and 5 to get 8.
x=\frac{8}{4}
Divide both sides by 4.
x=2
Divide 8 by 4 to get 2.
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