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The expression 3x − 4(2x − 5) is equivalent to the expression 20 − 5x. True False

The expression 3x − 4(2x − 5) is equivalent to the expression 20 − 5x. True False
asked 27.4k views
1 vote
The expression 3x − 4(2x − 5) is equivalent to the expression 20 − 5x.

True

False

asked
User Dan Mangiarelli
by
8.0k points

2 Answers

2 votes
3x - 4(2x - 5)

3x - 4*2x - 4*-5 = 3x - 8x + 20

= 20 + 3x - 8x

= 20 - 5x.

Since our final answer (20 - 5x) is the same as (20 - 5x) in the question, so it is equivalent.

True
answered
User Emphaticsunshine
by
7.7k points
6 votes
3x - 4(2x - 5) = 3x - 8x + 20 = -5x + 20...or 20 - 5x....true
answered
User Mark Bao
by
7.8k points
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