Asked by Marissa

9 + 5k = 45 + 2K
the sample shows operation S9 to come up with
5K=36+2k assuming subtract 9 from the 45

sample shows K=12 how did they come up with that?

Answers

Answered by Ms. Sue
9 + 5k = 45 + 2K

Subtract 9 from both sides.

5k = 45 - 9 + 2k

Subtract 2k from both sides.

5k - 2k = 36

3k = 36
k = 36/3
k = 12

Answered by bobbi
9 +5k = 45 + 2k
-2k -2k
that cancels out now left with
9 + 3k = 45
-9 -9 (-9 form both sides left with)
5k = 36 then divide both sides by 3 and 3 = what
Answered by Marissa
Thank you!
Answered by Ms. Sue
You're welcome.
Answered by Anonymous
please i need help !!! :<
Answered by Anonymus
HI i have the same problem for math hw and i need help doing it to having trouble finding out answer
Answered by Anonymous
This info need a little more explonation or ex. :(
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