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22 votes
Sarah's age is 1 year greater than 3 times Luke's age in years. Luke is z years old. Enter an expression to represent Sarah's age in years.

User TTar
by
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2 Answers

13 votes
13 votes

s(z) = 3z + 1

3z -- 3 times

1 -- 1 year greater

User Aleksandrenko
by
2.8k points
21 votes
21 votes

Answer:

s=3z+1

Explanation:

you are trying to find Sarah's age which is "s"

so then you put Luke's age in the equation and add one because Sarah in 1 year older then Luke

User Bernhard Reiter
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3.2k points