ashe22100 ashe22100

16-12-2016
Mathematics

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What is the value of x if the is 80?
Please help thanks

What is the value of x if the is 80 Please help thanks class=

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apologiabiology apologiabiology

16-12-2016

BED=80
BED=BEC+CED=2x+4+40

80=2x+4+40
80=2x+44
minus 44 both sides
36=2x
divide by 2
18=x

and AEB is 90 degrees

x=18

Answer Link

tesomas tesomas

16-12-2016

2x+44=80
-44 -44
2x=36
x=18

Answer Link

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