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DedPeter [7]
3 years ago
15

Solve the system of equations by elimination and identify a possible first step of the elimination method for the system.

Mathematics
1 answer:
Andreas93 [3]3 years ago
3 0
3x- 5y = -2
2x+y= 3     | *5

3x  - 5y= - 2
10x+ 5y=15

13x=15-2
13x=13
x=13:13
x=1

2*1+ y= 3
2 + y=3
y=3-2
y=1
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3 years ago
Solve for x in the equation x^2+10x+12=36.
Alexandra [31]
Solve for x:
x^2 + 10 x + 12 = 36

36 = 36:
x^2 + 10 x + 12 = 36

Subtract 12 from both sides:
x^2 + 10 x = 24

Add 25 to both sides:
x^2 + 10 x + 25 = 49

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Subtract 5 from both sides:
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4 years ago
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Doss [256]
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6 0
3 years ago
PLEASE I NEED THIS ANSWER At the local ballpark, the team charges $8 for each ticket and expects to make $1,100 in concessions.
vladimir1956 [14]

Answer:

The answer is d 200

Step-by-step explanation:

with all the information given you come out with the equation

11x+ 1100=3300

Because 8 per ticket plus 3 for each bat equals 11 and then add the 1100 from the concession.

In the end you have to pay the players and the workers so that all equals to 3300

So now you have to solve for x

get x by itself by subtracting 1100 to 3300 which equals 2200

11x=2200

and then get x completely by its self divide 2200/11

and x= 200

hope this helped!

3 0
4 years ago
What is the slope and y-intercept of the equation 3(y − 2) + 6(x + 1) − 2 = 0?
IgorC [24]
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slope = -2, y intercept = 2/3
5 0
3 years ago
Read 2 more answers
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