3 years ago

Solve the proportion for k k+7 = 4k+15 29= 21

Mathematics

2 answers:

OleMash [197]3 years ago

5 0

Answer:

k=3/8

Step-by-step explanation:

k+7 = 4k+15

-k -k

-------------------

7=3k +15

-15 -15

------------

8=3k

----------

k=3/8

mafiozo [28]3 years ago

4 0

Answer:

k+7

k-7

or k+7/k-7

Step-by-step explanation:

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