4 years ago

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

Mathematics

2 answers:

Roman55 [17]4 years ago

8 0

Y=45 x=9
9*?=45
?=5 so,
2*5=10
y=10

weqwewe [10]4 years ago

4 0

X ----------> y
9 ----x5--->45

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

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