Daniel and Sarah are both the same age.
Daniel multiplied his age by four, subtracted four then multiplied the answer by three.
Sarah multiplied her age by eleven then added four
Daniel and Sarah arrived at the same answer as each other.
How old are Daniel and Sarah?
Topics: Starter  Algebra  Simultaneous Equations
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Let Daniel and Sarah be x years old.
3(4x  4) = 11x + 4
12x  12 = 11x + 4
x = 16
Daniel and Sarah are both sixteen years old.
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