exam Maths Puzzle Numerical Ability

factor..... 15x>4-35x>3plus10x>2

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exam Other Question

Find the mean and the median.
-7, -1, 3, 9, 10, 16 find three consecutive integers such that the sum of the first two is equeal to 3 more than the third

so i got x+(x+2)=3x+9 and simplified to get x=-7 but i don't know which dir