3 years ago

Adam is 2 years old. His sister lina is 1 year less than 3 times his age.write a numerical expression for linas age

Mathematics

1 answer:

Andre45 [30]3 years ago

3 0

Answer:

Step-by-step explanation:

Let's take it part by part.

" lina is 1 year less than..." So this means a value that we get some other way -1. So let's call it x-1 for now. The next part tells us how to get x.

"3 times his age" so now we have 3y-1, where y is Adam's age. We know adam's age though.

3*2 - 1

6-1

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