Solve for x
x=20
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42x+600+8x=1600
Add 8x to both sides.
50x+600=1600
Combine 42x and 8x to get 50x.
50x=1600-600
Subtract 600 from both sides.
50x=1000
Subtract 600 from 1600 to get 1000.
x=\frac{1000}{50}
Divide both sides by 50.
x=20
Divide 1000 by 50 to get 20.
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