exam Maths Puzzle Numerical Ability

Solve.
1/x+5 PLUS 2=5/x+5

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exam Other Question

question: 65+n=85-16+3n



Process so far:65+n=69+3n
65+n-n=69+3n-n
65=69-2n
65-2n=69+2n-2n
if m<6 =72, then m<7 =