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Mathematics 8 Online
OpenStudy (anonymous):

Find the value of x. a.x=23 b.x=40 c.x=13 d.none of these

OpenStudy (anonymous):

a

OpenStudy (anonymous):

|dw:1379287351863:dw| these are degree signs.

ganeshie8 (ganeshie8):

|dw:1379287492601:dw|

OpenStudy (anonymous):

i tried (3x-50)=(7x) ..but that gave me a wrong answer

ganeshie8 (ganeshie8):

those two are linear pair angles, they add up to 180 3x-50 + 7x = 180

OpenStudy (anonymous):

ohh

OpenStudy (anonymous):

x=23 !

OpenStudy (anonymous):

ty

ganeshie8 (ganeshie8):

yw :)

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