exam Maths Puzzle Numerical Ability

3x - y _<_ 6
x _>_ 1
y _<_ 3

The lines under each side of the < and > are supposed to be totally under the < >, I just do not no how to do this.

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exam Other Question

Please help me help my daughter with rational expressions.

x+1 over (x+3)(x-3)plus 4(x-3) over (x+3)(x-3)plus (x-1)(x-3) over (3-x)(x+3) =?

Also,

6 over x-y plus 4x over y^2 - x^2 =? This is the question. I do not understand how to figure this out. Thank you for your help.

Sue and Tom Wright are assistant professors at the local university. They each take ho