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45+49=11\times 63+31
Multiply both sides of the equation by 63, the least common multiple of 7,9,63.
94=11\times 63+31
Add 45 and 49 to get 94.
94=693+31
Multiply 11 and 63 to get 693.
94=724
Add 693 and 31 to get 724.
\text{false}
Compare 94 and 724.
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