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4 years ago

12

Which expression is equivalent to 10x + 20y?

2 answers:

horsena [70]4 years ago

7 0

Answer: 30

Step-by-step explanation:

10*x=10

20*y=20

20+10=30

r-ruslan [8.4K]4 years ago

3 0

Which expression is equivalent to 10x - (5x - 1)?
A.2x−1 B.2x+1C.5x−1 D.5x+1

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Reika [66]

Answer:

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Step-by-step explanation:

"of" means times (×)

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