Solve for x
x=12
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x\times 2+252-3x=240
Use the distributive property to multiply 84-x by 3.
-x+252=240
Combine x\times 2 and -3x to get -x.
-x=240-252
Subtract 252 from both sides.
-x=-12
Subtract 252 from 240 to get -12.
x=12
Multiply both sides by -1.
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