exam
Maths Puzzle
Numerical Ability
How do you simplify a rational expression like d+7/d^2-49, whats the answer?
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exam Other Question
The Wildcats play 84 games this season. At midseason they had won 30 games. To win at least 60% of all games, how many of the reamaining games must they win?
(1)
Solve each of the following systems by substitution
5x-2y=-5
y-5x=3
(2)
Solve each of the following systems by substitution
8x-4y=16
y=2x-4