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Mathematics 22 Online
OpenStudy (shaleiah):

Help Equations....

OpenStudy (haleyelizabeth2017):

5t-2r=25 add 2r to both sides, what do you get?

OpenStudy (haleyelizabeth2017):

hint...it cancels on the left side

OpenStudy (shaleiah):

t=25+2r

OpenStudy (haleyelizabeth2017):

Nope, you forgot the 5 before t :P

OpenStudy (haleyelizabeth2017):

5t=25+2r so then, divide both sided by 5. t=25/5+2r/5 Can you simplify one of those things?

OpenStudy (shaleiah):

Yes. \[t=\frac{ 25+2r }{ 5 }\]

OpenStudy (haleyelizabeth2017):

Well, 25/5 is 5. So it's just \[t=5+\frac{2r}{5}\]:)

OpenStudy (shaleiah):

Sorry, Im not good at literal equations :/

OpenStudy (haleyelizabeth2017):

Eh?

OpenStudy (haleyelizabeth2017):

Don't be sorry...

OpenStudy (haleyelizabeth2017):

So, shall we go onto the next one?

OpenStudy (shaleiah):

Yeah, xD that's what my instructor named these type of equations.

OpenStudy (haleyelizabeth2017):

oh lol

OpenStudy (haleyelizabeth2017):

\[D=\frac{11}{5}(P-15)\] first we can divide both sides by 11/5 (or multiply both sides by 5/11 ;)

OpenStudy (haleyelizabeth2017):

So \[\frac{5}{11}D=P-15\]then add 15 to both sides to get\[P=\frac{5}{11}D+15\]! :D

OpenStudy (haleyelizabeth2017):

Do you mean linear equations, not literal? o.O

OpenStudy (haleyelizabeth2017):

Interesting

OpenStudy (haleyelizabeth2017):

It can be...but it's not necessary :P

OpenStudy (shaleiah):

Thanks for the help :)

OpenStudy (haleyelizabeth2017):

No problem.

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