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Mathematics 16 Online
OpenStudy (anonymous):

21k - 20k + 3k

OpenStudy (saifoo.khan):

Add like terms!

OpenStudy (saifoo.khan):

\[\Huge \ \color\blue {4k}\]

OpenStudy (anonymous):

pretend the k's arent there and solve it then that times the k

OpenStudy (anonymous):

so yeah 4k

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