lrogers12 lrogers12

19-10-2016
Mathematics

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2abc - 3ab = -30? if a =2, b = -3 and c= 4

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Аноним Аноним

19-10-2016

Is your question true or false?

2abc - 3ab = -30? if a =2, b = -3 and c= 4

plug in

2(2)(-3)(4) - 3(2)(-3) = -30

Simplify

-48 + 18 = -30

-30 = -30

Both sides are equal so

It's true.

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