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31-03-2020
Mathematics

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4.) Kim has three times as many books as Jane. Together they have 40 books. How many books does Jane have?
a.) 30
b.) 3
c.) 10
d.) 20

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31-03-2020

Answer:

C.) 10

Step-by-step explanation:

x=number of books jane has

3x=number of books kim has because she has 3 times as many as jane

3x+x=40 together they have 40 books so you just add them

4x=40 simplify by adding 3x+x

x=10 find x by dividing 40 by 4

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