हल करना x-y=1,x+y=5 overline 2e^ 7 (x^ 2 +y^ 2 )=? | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$x-y=1,x+y=5\overline{2e^{7}}(x^{2}+y^{2})=?$$