exam Maths Puzzle Numerical Ability

Frederique is 2 years older than her brother. 12 years ago she was twice as old as he was. How old are they now?

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exam Other Question

Here is a problem I have put through a few times, but getting difference answers and a bit confused. Hope someone can show me how to work it out.

I need to solve for x and show proof:

-4 (2x -3) = 8x + 5

Thanks,
Sher suppose you are sewing a braid border on the edges of a quilt. the quilt is 20in. longer than it is wide. you need 292in. of braid to cover the edges of the quilt. what are the dimensions of the quilt.