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Mathematics 15 Online
OpenStudy (anonymous):

Solve 4y - y + 11 = 38.

geerky42 (geerky42):

first, what is 4y - y?

OpenStudy (anonymous):

4

geerky42 (geerky42):

hmm none. see, you can factor y out, so you have y ( 4 - 1 ) = y(3) = 3y

OpenStudy (anonymous):

is it 9?

geerky42 (geerky42):

9 what? are you saying y=9?

OpenStudy (anonymous):

yes

geerky42 (geerky42):

well, that's right

OpenStudy (anonymous):

yay

geerky42 (geerky42):

so do you understand this?

OpenStudy (anonymous):

thx

geerky42 (geerky42):

welcome :)

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