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OpenStudy (anonymous):
what is the simplification of the expression (−2x + 4y)(3x − 7y).
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OpenStudy (ghazi):
use distributive law
OpenStudy (ghazi):
(-2x*3x + -2x*-7y + 4y*3x + 4y*-7y)
OpenStudy (cwrw238):
can you simplify this any further deja?
OpenStudy (cwrw238):
-2x*3x = -2*3*x*x = -6x^2 - do u understand that bit?
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