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Mathematics, 19.05.2021 18:30 janiyagoldsmith

Which sum or difference is modeled by the algebra tiles? a.  \: {x}^{2}  + 4x - 2) + ( {x}^{2}  - 2x - 4) =  {2x}^{2}  + 2x + 2


b. \: ( {x}^{2}  + 4x - 2) + ( {x}^{2}  + 2x + 4) =  {2x}^{2}  + 2x + 2
c. \: ( {x}^{2}  + 4x - 2) - (  { - x}^{2}  + 2x - 4) =  {2x}^{2}  + 2x + 2
d. \: ( {x}^{2}  + 4x - 2) - ( { - x}^{2}  - 2x + 4) =  {2x}^{2}  + 2x + 2
Which sum or difference is modeled by the algebra tiles?

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Which sum or difference is modeled by the algebra tiles?




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