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Sati [7]
3 years ago
11

4x+5y=13,3x+2y=8 in substitution method​

Mathematics
2 answers:
Rus_ich [418]3 years ago
7 0
X= 5.20625 Y= -2.565
dybincka [34]3 years ago
5 0

answer: x= 2,y=1

hope i helped you :0

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Place the following steps in order to describe how to solve the following equation:​​ 2(2x+3)-2=52(2x+3)−2=5
Alex_Xolod [135]

Answer:

frist parentheses then subtract

3 0
2 years ago
Problem #<br> answeri:<br> 20 m<br> 16 m<br> 16 m<br> 16 m<br> Work:
GarryVolchara [31]
I think it is 20 m
Hope this help you
3 0
3 years ago
Which statements are true about these lines? Select three options.
shepuryov [24]
RS is perpendicular to MN and PQ.


We can use the slopes of these lines to determine the answer.
Slope is given by the formula
m=.

Using the coordinates for M and N, we have:
m=.

Since PQ is parallel to MN, its slope will be as well, since parallel lines have the same slope.

Using the coordinates for points T and V in the slope formula, we have
m=.

This is not parallel to MN or PQ, since the slopes are not the same.
We can also say that it is not perpendicular to these lines; perpendicular lines have slopes that are negative reciprocals (they are opposite signs and are flipped). This is not true of TV either.

Using the coordinates for R and S in the slope formula, we have
m=. Comparing this to the slope of RS, it is flipped and the sign is opposite; they are negative reciprocals, so they are perpendicular.
8 0
3 years ago
Read 2 more answers
Will you help me?
Volgvan

Answer:

The length side of the original square banner was 9 ft

Step-by-step explanation:

Let

x-----> the length side of the original square banner

we know that

The new area of the banner is equal to

91=(x+4)(x-2)

Solve for x

91=(x+4)(x-2)\\ \\91=x^{2}-2x+4x-8\\ \\x^{2}+2x-99=0

Solve the quadratic equation by graphing

The solution is x=9 ft

see the attached figure

8 0
3 years ago
Help me with this pleaseee.
Rom4ik [11]

Answer:

i think it would be B bc its not A or C

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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