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lailidoll
02.06.2021 •
Mathematics
Question from my math test.
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Ответ:
M.S. Students because 10 prefer to Drink the Soda
Ответ:
Ответ:
j = 9 (# of 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
j = 9 (# of CDs Jake has)