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Ronch [10]
3 years ago
13

Giving brainlist for corrrect first answer

Mathematics
1 answer:
vitfil [10]3 years ago
7 0

Answer:

#1 = 0.75

#2 =0.4

#3 = 1/5

#4 = 9/20

Hope this helps :)

Step-by-step explanation:

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The difference of two numbers is 2 an of the product is 41.25.
Kamila [148]
Let
x---------------> first number
y--------------> second number

we know that
x-y=2-------------> x=2+y-----------------> equation 1
x*y=41.25------------------> equation 2
substituting 1 in 2

(2+y)*y=41.25-------> y²+2y-41.25=0

using a graph tool----------> to resolve the quadratic equation
see the attached figure

the solution is
y=5.5
x=2+y---------> x=2+5.5---------> x=7.5

Part a)<span>Write an equation representing the product. 
the answer Part a) is 
</span>x*y=41.25
<span>
Part b) Find the two numbers</span>
the answer Part b) is
the numbers are  7.5 and 5.5

8 0
4 years ago
If two lines intersect on a plane what is their interersection
Veseljchak [2.6K]

Answer:

3 dimensional space

Step-by-step explanation:

3 0
3 years ago
Plz help me I don’t get this
Svetlanka [38]

Set up a proportion, cross multiply, and solve.

\frac{7.2}{4} =\frac{x}{3}

3(7.2) = 4(x)

21.6 = 4x

5.4 = x

7 0
3 years ago
Evaluate the expression when x = 6 and y = 2:<br> 3x +4<br> y<br> 22<br> 11<br> 8<br> 18
vodka [1.7K]

Answer:

22

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Can someone plz help me with thisssss!!!
Aleksandr-060686 [28]

Answer:

Yes it does

Step-by-step explanation:

0,0 the first coordinate is equal to X so 0=x and the second coordinate is a y coordinate so 0=y and 0=0 so y does equal to x

In conclusion y=x is true.

7 0
3 years ago
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