Solve for a
a=11
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4\times 4=5+a
Subtract 1 from 5 to get 4.
16=5+a
Multiply 4 and 4 to get 16.
5+a=16
Swap sides so that all variable terms are on the left hand side.
a=16-5
Subtract 5 from both sides.
a=11
Subtract 5 from 16 to get 11.
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Limits
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