simplify -3j (3k)(-9m)

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Remove brackets and multiply numbers together: 81. Multiply signs together, remembering that minus times minus is plus: +. Multiply variables together: jkm. Put all this together and we get: 81jkm or +81jkm.

by Top Rated User (1.2m points)

Given -3j (3k)(-9m)
-3*3*(-9)jkm
81jkm

Algebra 1 - http://math.tutorcircle.com/algebra-1/
 

by Level 8 User (30.1k points)

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