Resolver (x)^(2)-(10+3x)^(2)=20-x(10+3x) | 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

$${ x }^{ 2 } - { \left(10+3x \right) }^{ 2 } =20-x(10+3x)$$