cookies1164
29.10.2019 •
Mathematics
Which expression could be substituted for y in the second equation to find the value of x?
2x − y= −10
2x – 3y=–1
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Ответ:
Step-by-step explanation:
<c = 180°-148° = 32° ( linear pair )
<c=<d = 32° ( alternate angle, transversal. )
<a=180°-62°= 118°( linear pair)
<a=<b (vertically opposite angle)
I have found all the missing angles.
hope this helps you .
are you from canada??