Solving a word problem using a system of equations

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Mathematics
•
11th Grade - University
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving a word problem according to the teacher?
Understand what the question is asking
Assign variables to unknowns
Solve the equations
Check the answer
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to define variables in an equation?
To increase the number of solutions
To reduce the number of equations
To make the problem more complex
To avoid confusion and ensure clarity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many equations are needed to solve for two variables?
One
Four
Two
Three
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is described as easy due to having one for the coefficients?
Trial and Error
Substitution
Elimination
Graphing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of solving the equation using elimination?
X = 39
Y = 88
Y = 49
X = 49
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the substitution method, what is the first step after choosing a variable to solve for?
Multiply the variables
Divide the variables
Plug the value into the other equation
Add the variables
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final value of Y after solving the equations?
10
39
88
49
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