Amelia thinks of a number. "If I double my number and add 4 the answer is 10"  Andrea thinks of a number. "If I multiply my number by 4 and add 5 the answer is 33"  
Andrew thinks of a number. "If I add 4 to my number then divide the result by 2, the answer is 5.5"  Angel thinks of a number. "If I multiply my number by 5 and subtract 4 then multiply the result by 4, the answer is 2 less than 386" 
What numbers are they thinking about?
Topics: Starter  Algebra  Functions  Puzzles
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