exam Maths Puzzle Numerical Ability

The sum of the two digit number is 8, and their difference is 6. If the value of the number is less than 50, what is the number?

Could someone help me please?

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exam Other Question

how do you write this as a single logarithm?
4/3In(x^2-1)+2In(x+2)-1/3In(x-4)
thank you
The measure of an angle is 20 less than the measure of its supplement. Find the measure of the angle, the measure of its supplement and the measure of its complement.