aubreykenzie686
16.07.2019 •
Mathematics
☺️☺️can anyone do a step by step explanation. you dont have too but if possible.
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Ответ:
so QR= QS
1/2 x + 2 = x - 10
1/2 x - x = - 10 - 2
-1/2x = - 12
x = (-12) * (-2/1)
x = 24
QS = 24 - 10
QS = 14
Answer
C . 14
Ответ: