NRICH: System Speak
Five equations… five unknowns… can you solve the system?
Take a look at the system of equations below:
ab=1
bc=2
cd=3
de=4
ea=6
Can you find a set of values {a, b, c, d, e} that satisfy the system?
Can you find more than one?
Age 16 to 18
NRICH provides thousands of free online mathematics resources for ages 3 to 18, covering all stages of early years, primary and secondary school education – completely free and available to all.
Do you enjoy thought-provoking questions? If so, this is the place for you.
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Resource k12
Five equations… five unknowns… can you solve the system?
Take a look at the system of equations below:
ab=1
bc=2
cd=3
de=4
ea=6
Can you find a set of values {a, b, c, d, e} that satisfy the system?
Can you find more than one?
Age 16 to 18
NRICH provides thousands of free online mathematics resources for ages 3 to 18, covering all stages of early years, primary and secondary school education – completely free and available to all.
Do you enjoy thought-provoking questions? If so, this is the place for you.
