Please help me! (5, -4) ; y = 1/5x-4 please show all steps
1 answer:
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Answer:
$0.80 per notebook
$0.40 per pencil
Step-by-step explanation:
To find the rate, we need to determine how much each item costs. That is, the cost per item.
Given that,
4 notebooks = $3.20
The cost of 1 notebook/rate =
Rate = $0.80 per notebook
Given that,
12 pencils = $4.80
The cost of 1 notebook/rate =
Rate = $0.40 per pencil.
It's gonna be an irrational number because the length of the hypotenuse is 6.40312....... cm
An irrational number cannot be written as a simple fraction and the decimals would keep on going without a pattern (if it was repeating, it would be rational).