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

$$-10 { x }^{ 2 } +20x,x=3$$