scantwell2019
scantwell2019
11-05-2021
Mathematics
contestada
+
9
y
Find
x
when
y
=
6
and
R
=
7
Respuesta :
rijarafiquee
rijarafiquee
11-05-2021
Answer:
15 2/3
Step-by-step explanation:
R = 3x + 9y
7 = 3x + 9(6)
7 = 3x + 54
-47 = 3x
x = -15.6
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