Solving Simultaneous Equations using the Substitution Method

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Mathematics
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11th Grade - University
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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 simultaneous equations using the substitution method?
Divide the equations by a variable
Add the equations together
Label the equations and substitute one into the other
Multiply the equations by a constant
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example where 3x + y = 7 and y = x - 1, what is the value of x after substitution?
x = 3
x = 1
x = 0
x = 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After finding x = 2 in the first example, what is the next step to find y?
Add x to the equation for y
Divide x by the equation for y
Substitute x into the original equation for y
Multiply x by the equation for y
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the complex example, what is the simplified form of the equation 2x = 6 + 2y?
x = 6 - y
x = 3 + y
x = 6 + y
x = 3 - y
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of y in the complex example after solving the simplified equation?
y = 0
y = 1
y = 3
y = 2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the real-life example, what is the cost of a banana?
16 pence
14 pence
12 pence
10 pence
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final cost of an apple in the real-life example?
8 pence
14 pence
10 pence
12 pence
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