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Mathematics 13 Online
OpenStudy (anonymous):

?? wth?

OpenStudy (anonymous):

OpenStudy (experimentx):

sum of area's of inner rectangles is 100

OpenStudy (experimentx):

x*x + 5*x+9*x+9*5 = 100

OpenStudy (anonymous):

c?

OpenStudy (experimentx):

just simplify above !!

OpenStudy (anonymous):

@experimentX i did an i got c :/ dont have to yell i was just asking to make sure...

OpenStudy (experimentx):

x^2+14x+45-100 = x^2+14x-55 = 0 i's my habit to end sentence with !! ... i do not yell when because i'm typing!!

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