SOLUTION: how to simplify this eqaution?
(-7x3) (20x9)
Algebra.Com
Question 146510: how to simplify this eqaution?
(-7x3) (20x9)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.
Multiply the coefficients and to get
When you multiply monomials, simply add the exponents.
Add.
So .
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