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malfutka [58]
3 years ago
13

Y=9x-9 Y=9 How do u solve dis ¿-¿

Mathematics
2 answers:
gregori [183]3 years ago
8 0
Subsitute 9 for y
9=y=9x-9
add 9 to both sides
9+9=9x+9-9
18=9x+0
18=9x
divide by 9
2=x


y=9
x=2
horrorfan [7]3 years ago
6 0
9x-9 equals 9
9x equals 18
x equals 18/9
x equals 2
y equals 9
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