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Maths Puzzle
Numerical Ability
What doeas the graph for 2x+3=y look like
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book Other Question
Write each rational expression in lowest terms:
1. x^2(x+1) / x(x+1)
2. (x+4)(x-3) / (x+5)(x+4)
3. 5r-20 / 3r-12
4. 5s-25 / s^2 - 25
John, twelve years old, is three times as old as his brother. How old will John be when he is twice as old as his brother?