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Mathematics 17 Online
OpenStudy (anonymous):

help please!

OpenStudy (anonymous):

?

OpenStudy (anonymous):

OpenStudy (anonymous):

all i need is a short summary of how u got the answer :)

OpenStudy (anonymous):

you just need to multiply both of the sides.

OpenStudy (anonymous):

Does that help?

OpenStudy (kash_thesmartguy):

\[5*20=100ft ^{2}\]\[4*20=80ft^2\]\[2(100+80)=360ft ^{2}\] |dw:1432657400328:dw|

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