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30.07.2019 •
Mathematics
Find the value of y when x equals -14 -2x-3y=49
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Ответ:
-3y = 21.
3y = -21
y = 7. Hope it helps! :)
Ответ:
We will use the property :
sum of interior angles on same side of transversal =180
(8x-14) + (2x+54)=180
10x+40=180
10x=140
x=14