Solve for x
x=-65713
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-4303+87\times 4380-89-4381=438000+x
Subtract 4379 from 76 to get -4303.
-4303+381060-89-4381=438000+x
Multiply 87 and 4380 to get 381060.
376757-89-4381=438000+x
Add -4303 and 381060 to get 376757.
376668-4381=438000+x
Subtract 89 from 376757 to get 376668.
372287=438000+x
Subtract 4381 from 376668 to get 372287.
438000+x=372287
Swap sides so that all variable terms are on the left hand side.
x=372287-438000
Subtract 438000 from both sides.
x=-65713
Subtract 438000 from 372287 to get -65713.
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