Solve for x
x=4
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3x=28-4x
Use the distributive property to multiply 4 by 7-x.
3x+4x=28
Add 4x to both sides.
7x=28
Combine 3x and 4x to get 7x.
x=\frac{28}{7}
Divide both sides by 7.
x=4
Divide 28 by 7 to get 4.
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