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Team 2
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Score
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20
×
solve by elimination 2x - 5y = 11 3x + 2y = 7
(3,-1)
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Check
Okay!
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10
×
solve by substitution y = 5x â 7 â3x â 2y = â12
(2,3)
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Check
Okay!
Check
5
×
What is the first step with solving by substitution?
Isolate a variable
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Check
Okay!
Check
×
banana
Go to last place!
Oops!
×
star
Double points!
Okay!
×
gift
Win 25 points!
Okay!
×
banana
Go to last place!
Oops!
×
baam
Lose 20 points!
Oops!
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fairy
Take points!
5
10
15
20
25
×
rocket
Go to first place!
Okay!
×
lifesaver
Give 15 points!
Oops!
5
×
What are the four methods of solving systems of equations?
substitution graphing elimination matrices
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Okay!
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10
×
solve by substitution y= -4x + 8 y= x + 3
(1,4)
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Okay!
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15
×
What form do the equations need to be written in order to solve by graphing
slope intercept form
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15
×
solve by elimination x + 3y = -5 4x - y = 6
(1,-2)
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Check
Okay!
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15
×
solve by elimination 3x â y = 5 x + y = 3
(2,1)
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Check
Okay!
Check
5
×
How do you write the solution for a system of equation?
ordered pair
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5
×
When you are identifying a variable to eliminate you want to look for ______ signs, but ______numbers and variables
opposite, same
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5
×
What is the first step when solving by elimination?
Identify a variable to eliminate
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Okay!
Check
5
×
What are the three different types of solutions?
one solution no solutions infinitely many solutions
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×
seesaw
Swap points!
Oops!
×
gift
Win 25 points!
Okay!
×
gift
Win 25 points!
Okay!
×
thief
Give points!
5
10
15
20
25
×
trap
No points!
Oops!
×
shark
Other team loses 25 points!
Okay!
×
gift
Win 20 points!
Okay!
×
thief
Give points!
5
10
15
20
25
×
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