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Novay_Z [31]
3 years ago
15

10x + 9y=0 8x + 18y=0

Mathematics
1 answer:
Luba_88 [7]3 years ago
3 0

Answer:

x=0 y=0

Step-by-step explanation:

multiple the first equation by 2

after subtract equation 2 from 1

after getting x you substitute the value of x in any of the equation for your y

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James says that 5/5 is greater than 9/10 is he correct please explain so that it is not confusing
astraxan [27]
Yes, James is correct. 

Think of a pizza. If there are 5 slices and you have all 5 of them, then you have the whole pizza. 

Now, instead of the pizza having 5 slices, it now has 10. Since the pizza is still the same size, the pieces are going to smaller. If you have 9 slices out of the 10, you won't have the whole pizza.

This is why 5/5 is greater than 9/10.
4 0
4 years ago
Stephen, Paul & Bridget share some money in the ratio 3 : 4 : 2.
IrinaK [193]

Answer:

  £40.

Step-by-step explanation:

In terms of ratio units, Stephen and Bridget together get 3+2 = 5, while Paul receives 4. That is, Paul gets 4/5 of their combined total, or ...

  4/5 · £50 = £40

Paul gets £40.

7 0
3 years ago
Read 2 more answers
A rectangular park is w feet wide. Its length is 25 feet larger than its width. Record using algebra: What is the length of a fe
sesenic [268]
The width is the rectangle is w. Since the length is 25 feet larger than the width, it will be w+25

Perimeter for rectangle formula:2(L+W)

2(w+25+w)= 4w+50
6 0
4 years ago
Mary bought these art supplies: 5 paint brushes for $1.29 each, 10 dowel rods for $1.49 each, 2 jars of paste for $1.25 each, an
Rainbow [258]
The answer is D.$12.15

5(1.29)+10(1.49)+2(1.25)+4(6.00) =$47.85
$60-$47.85 = $12.15
5 0
3 years ago
Read 2 more answers
Which question cannot be answered by the solution to the equation 3×=27?​
Sindrei [870]

Answer:

x=9

Step-by-step explanation:

3x=27

27÷3=9

x=9

so the answer is : x=9

5 0
3 years ago
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