exam Maths Puzzle Numerical Ability

Solve
3/5 (3x-1) > 12
Use the set-builder notation to describe the complete solution.

Help me what the heck is set-builder notation???? HELP

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exam Other Question

Where may I find a list of definitions for allgebra vocabulary? I am having difficulty solving this exercise:

Multiply -3a^2b/35^5 times 14a^3b^2/-9b^4. Thank you in advance for any help you can give me.