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Darya [45]
3 years ago
9

Is this relation a function by using straight line test

Mathematics
1 answer:
Drupady [299]3 years ago
6 0

Answer:

No

Step-by-step explanation:

Graph all points. They do not make a line.

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What's the answer to: divide £48 in the ratio 7:5 (please show your working, much appreciated)
Brums [2.3K]
I can see you come from outside the USA. No insults intended!!
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Anyways, we have to put one side of the ratio and match it to 48. 
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Or even better...
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MAKE!!
A!!
PROPORTION!!
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So... Let's say 7 is proportional to 48... so 7/5 = 48/x, where x is the number equivalent to ratio of 5.
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Cross multiply!!
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</span>7x = 240.
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Divide 7 on both sides.
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x = 34 2/7.
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Hope I helped!!
4 0
3 years ago
What is the difference between a number a and 6 written in a expression
iVinArrow [24]

Answer:

x-6

Step-by-step explanation:

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A model spaceship costs $15.99 before tax. The tax on the model spaceship is 8%.
Vlad1618 [11]
15.99×8/100=1.28$ this is the tax
to get the total cost 15.99+1.28= 17.27$
7 0
3 years ago
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7 cups of coffee and 4 pieces of toast cost $20 . 5 cups of coffee and 3 pieces of toast cost $14.50 . find the cost of each ite
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Can constants in linear combinations be bigger than 1
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It can be as big as 1-2.
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