y + 1.2y + 1.2z

Someone told me that the answer was 2.2y + 1.2z

1. Is that true?

2. How did the 1.2y turn into 2.2y?

1. 👍 0
2. 👎 0
3. 👁 492
1. 1y + 1.2y = 2.2y

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2. Ohhh! Now I understand! Thank you so much!

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2. 👎 0
3. You are very welcome. :-)

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2. 👎 0

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