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5 votes
Katrina is asked to simplify the expression .

-3a-4b-2(5a-7b)
She writes:
-3a-4b-2(5a-7b)=-3a-4b-10a+14b
which property allows her to do this?

User Gjeltema
by
8.9k points

2 Answers

1 vote
the property of distribution
User Chinmay T
by
8.8k points
6 votes

Answer:

Distribution property of Multiplication allows katrina to do this.

Explanation:

The given expression is


-3a-4b-2(5a-7b)

Katrina simplify the above expression as


-3a-4b-2(5a)-2(-7b)


-3a-4b-10a+14b

She use the property


a(b+c)=ab+bc

This property is known as Distribution property of Multiplication.

Therefore Distribution property of Multiplication allows katrina to do this.

User Qingbo
by
8.2k points
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