Solve for x
x=113
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65+83+x=87\times 3
Multiply both sides by 3.
148+x=87\times 3
Add 65 and 83 to get 148.
148+x=261
Multiply 87 and 3 to get 261.
x=261-148
Subtract 148 from both sides.
x=113
Subtract 148 from 261 to get 113.
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