Solve for x_2
x_{2}=1920
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2116=14^{2}+x_{2}
Calculate 46 to the power of 2 and get 2116.
2116=196+x_{2}
Calculate 14 to the power of 2 and get 196.
196+x_{2}=2116
Swap sides so that all variable terms are on the left hand side.
x_{2}=2116-196
Subtract 196 from both sides.
x_{2}=1920
Subtract 196 from 2116 to get 1920.
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