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What is the sum of (–2.1x + 3.7) and (5 + 4.9x)?
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1 vote
What is the sum of (–2.1x + 3.7) and (5 + 4.9x)?

User TantrajJa
by
5.4k points

2 Answers

5 votes

Answer:

2.8x + 8.7

Explanation:

User Jomy
by
6.6k points
5 votes
Hello!

When you use sum you add

-2.1x + 3.7 + 5 + 4.9x

Now you add the variables and the constants

-2.1x + 4.9x = 2.8x

3.7 + 5 = 8.7

Combine the two

2.8x + 8.7

The answer is 2.8x + 8.7

Hope this helps!
User Thomas Jaggi
by
5.7k points
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