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poizon [28]
3 years ago
7

Solving systems by elimination: Abbie bought a combination of streamers and balloons for a birthday party. The number of balloon

s, y, was three less than two times the amount of streamers perchased, x,. If Abbie bought a combination of 9 balloons and streamers, what system of equations can represent the situation?
Mathematics
1 answer:
Lerok [7]3 years ago
4 0

Answer:

the two equations you can use are

y = 2x - 3

y + x = 9

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What is the solution for the systems of equations
AlekseyPX
x=1, y=2

Solve the following system:
{y = 5 - 3 x5 x - 4 y = -3
Substitute y = 5 - 3 x into the second equation:
{y = 5 - 3 x5 x - 4 (5 - 3 x) = -3

5 x - 4 (5 - 3 x) = (12 x - 20) + 5 x = 17 x - 20:{y = 5 - 3 x17 x - 20 = -3

In the second equation, look to solve for x:{y = 5 - 3 x17 x - 20 = -3

Add 20 to both sides:{y = 5 - 3 x17 x = 17

Divide both sides by 17:{y = 5 - 3 xx = 1

Substitute x = 1 into the first equation:{y = 2x = 1
Collect results in alphabetical order:Answer:  {x = 1                y = 2
5 0
3 years ago
The residence of a city voted on whether to raise property taxes the ratio of yes votes to know votes was 5 to 6 if there was 58
Akimi4 [234]
5/6:x/5844

Cross multiply to get
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10714 votes

Hope this helped :)
7 0
2 years ago
Helpppppppp
wel
The hypotenuse can be solved by this formula. X^2 = 6^2 +6^2

X^2=64
Usually you cut it down to 8 but it wants the squared form so 64.
6 0
3 years ago
Put the numbers in order from least to greatest. - 29 , -5.39, - 27 5 , -5 7 20 A) - 27 5 , -5.39, - 29 , -5 7 20 B) - 29 , -5.3
lara [203]

Answer:

the answer is c starting with -5720

6 0
3 years ago
Read 2 more answers
a certain area covers 4800km squared,the area decreases by 6.75% each year what will the area be in 13 years?
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The answer is 588 because if you multiply 6.75 percent of 4800 by 13, and then subtract it from 4800, you get 588.

6 0
3 years ago
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