jia699
09.10.2019 •
Mathematics
I’ve been stuck on this question for the longest and no know it’s simple but my brains off so : /
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Ответ:
then
AD = CD and AB = AC
so
5x - y = x + 13y
simplify
4x = 14y
and
2x + y = 14 +y
2x + y = 14 +y
2x = 14
x = 7
substitute x = 7 into 4x = 14y
4x = 14y
4(7) = 14y
28 = 14y
y = 2
answer
y = 2
Ответ:
Thanks for using