exam Maths Puzzle Numerical Ability

Solve the system by using the substitution method. Determine whether the equations are Independent, Dependent, or Inconsistent:

1/2x + 1/3y = -1/3
1/2x + 2y = -7

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exam Other Question

Please help me with this one...it confuses me

solve the following

3/(x-2) > 2/(x-5)

Thanks I have a rectangular swimming pool that is 3 times as long as it is wide. Around the pool is a deck that is 2.5 meters wide and the area of the deck is 265 meters^2. How do I figure out the dimensions of the pool?