Resolver (x)^(2)-(1)^(2)=2(x)^(2)-(7)^(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

$${ x }^{ 2 } - { 1 }^{ 2 } =2 { x }^{ 2 } - { 7 }^{ 2 }$$