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Decide if the expressions in each pair are equivalent. Explain how you know. x + x + x + x and 4x 5x and x + 5
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Decide if the expressions in each pair are equivalent. Explain how you know.

x + x + x + x and 4x


5x and x + 5

User Philip Couling
by
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2 Answers

2 votes

Answer:

20x²+5x+5

Explanation:

any more help just ask

User Fenda
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3 votes
The first expression is true because x+x+x+x= 4x. It is like addition but with a variable. The second isn’t true because 5x= x+x+x+x+x whereas x+5 is x plus five. Not 5x. Hope this helps.
User Enkay
by
5.3k points
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