michael91603 michael91603

17-01-2019
Mathematics

contestada

ben has 4 more than twice cd's as a jake. If they have total of 31 cd's how many cd's does jake have

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QuentinSaxton QuentinSaxton

17-01-2019

Answer: j = 9 (# od CDs Jake has)

Step-by-step explanation: Equations::

b + j = 31 CDs

b = 2j+4

Substitute for "b" and solve for "j":

2j+4 + j = 31

3j = 27

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