lou’s shoes is having an annual flag day sale and is offering a 25% discount on all regular priced shoes. kayla spent $13.50 by
1 answer:
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Answer:
line 1 and 2 = Perpendicular
line 1 and 3 = Perpendicular
line 2 and 3 = Parralel
Step-by-step explanation:
Using Desmos to put in the equations, it shows that it's the answer I provided above.
Answer:
r = 6
Step-by-step explanation:
Given that p varies directly as r, then the equation relating them is
p = kr ← k is the constant of variation
To find k use the condition p = 4, r = 2
k = =
= 2
p = 2r ← equation of variation
When p = 12
12 = 2r ( divide both sides by 2 )
hence r = 6