Solve for x
x=20
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6x+40+4x=240
Add 4x to both sides.
10x+40=240
Combine 6x and 4x to get 10x.
10x=240-40
Subtract 40 from both sides.
10x=200
Subtract 40 from 240 to get 200.
x=\frac{200}{10}
Divide both sides by 10.
x=20
Divide 200 by 10 to get 20.
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