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egoroff_w [7]
3 years ago
8

Variable y varies directly with variable x, and y = 45 when x = 9.

Mathematics
2 answers:
Roman55 [17]3 years ago
8 0
Y=45 x=9
9*?=45
?=5 so,
2*5=10
y=10
weqwewe [10]3 years ago
4 0
X  ----------> y
9 ----x5--->45

Namely,
2-----x5 --->y
y= 2.5 =10
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