exam Maths Puzzle Numerical Ability

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one number is 12 more than another.The sum of the smaller number and twice the larger number is 39.Find the larger.

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exam Other Question

How do I solve for the variables of x & y in the folowing problem? HELP!

I have a 90 degree triangle with base of the 90 degree is extending outside the triangle with an arrow o FIND AN EQUATION OF THE LINE CONTAINING THE POINT (-4,3) AND PARALLEL TO THE LINE 5x-3y=12.