nena4200
23.09.2019 •
Mathematics
If xy = s, wz = 35 - 93, and uv = 25 - 27, what is the value of
s
=
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Ответ:
8
Step-by-step explanation:
Ответ:
x=8
Step-by-step explanation:
set the equations equal to themselves and solve
3x-9=2x-1
+9 and -2x
x=8
Check:
3(8)-9=2(8)-1
24-9=16-1
15=15