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50 questions at your level
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Level 1
Level 2
Level 3
Level 4
Level 5
Simultaneous equations by elimination
19 questions
Lesson
Not started
Mark as done
Solve the simultaneous equations
2
x
+
y
=
11
2x + y = 11
2
x
+
y
=
11
x
+
y
=
7
x + y = 7
x
+
y
=
7
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Level 2
3 marks
Start
→
Mark as done
Solve the simultaneous equations
2
x
+
3
y
=
12
2x + 3y = 12
2
x
+
3
y
=
12
2
x
−
y
=
4
2x - y = 4
2
x
−
y
=
4
(3 marks)
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Level 2
3 marks
Start
→
Mark as done
Solve the simultaneous equations
3
x
+
2
y
=
19
3x + 2y = 19
3
x
+
2
y
=
19
x
−
2
y
=
1
x - 2y = 1
x
−
2
y
=
1
[3]
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Level 2
3 marks
Start
→
Mark as done
Solve the simultaneous equations
5
x
+
3
y
=
21
5x + 3y = 21
5
x
+
3
y
=
21
2
x
+
3
y
=
12
2x + 3y = 12
2
x
+
3
y
=
12
[3]
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Level 2
3 marks
Start
→
Mark as done
-2
2
4
6
8
-6
-4
-2
2
4
6
y = 2x − 6
x + 2y = 8
x
y
Use these graphs to solve the simultaneous equations
x
+
2
y
=
8
x + 2y = 8
x
+
2
y
=
8
y
=
2
x
−
6
y = 2x - 6
y
=
2
x
−
6
(1 mark)
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Level 2
1 mark
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Substitution and real-world simultaneous equations
18 questions
Lesson
Not started
Mark as done
Two apples and one banana cost
80
80
80
p. One apple and one banana cost
50
50
50
p. Find the cost of one apple.
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Level 2
2 marks
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