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What is 15x plus 6x?

What is 15x plus 6x?
asked 54.2k views
3 votes
What is 15x plus 6x?

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User Hackio
by
8.0k points

2 Answers

1 vote
Answer: 21x

Combine like terms. Treat the terms just like regular numbers: 15 and 6. Then add x after your answer.

Ex. 56x + 7x = 63x
44y - 7y = 37y
2x + 6y - 8x + y = -6x + 7y

answered
User Sean Rucker
by
8.0k points
3 votes
15x + 6x = 21x
just add the numbers, but Dont forget to put back the "x"
answered
User Dsnunez
by
8.3k points
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