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12 questions
Solve this equation
2
4
6
7
Solve this equation
9
5
4
3
What number did he think of ?
33
15
9
6
Solve the simultaneous equations
x+y=5
x-y=1
x=2, y=3
x=3, y=2
x=3, y=-2
x=-3, y=2
Solve the simultaneous equations
a+b=11
a-b=3
a=7, b = 4
a=-4, b= 7
a=4, b = 7
a=4, b= -7
What is the first equation in this worded problem? (The related phrasing is underlined):
Find two numbers whose difference is 5 and sum is 11.
x - y = 11
6 + y = 11
x + y = 5
x - y = 5
What is the second equation in this worded problem? (The related phrasing is underlined):
Find two numbers whose difference is 5 and sum is 11.
x - y = 5
x + y = 11
6 - y = 5
6 + 5 + x = 11
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