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HippoCampus Algebra & Geometry 8 Online
OpenStudy (anonymous):

Simplify -20 - (-5) (-2 squared)

OpenStudy (swissgirl):

\(-20-(-5)(2^2) \) BEDMAS Brackets, Exponents, Division/Multiplication, Addition/Subtraction Since we dont really have brackets in this case we head to exponents \(-20-(-5)(4)\) Next is mutiplication \(-20-(-20)\) Last but not least is addition \(-20+20=0\)

OpenStudy (anonymous):

-20-(-5)(-2^2) -20+5(-2 x -2) -20+5(4) -20+20=0

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