Solve 6x-5 > 4x+13
6x - 5 > 4x + 13 (Take away 4x from each side)
2x - 5 > 13 (Add 5 to each side)
2x > 18 (Divide both sides by 2)
x > 9
NH
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Gavin, Harry and Isabel each earn the same salary. Gavin saves 28% of his salary. Harry spends 3/4 of his salary and saves the rest. The amount Isabel saves:The amount she spends=3:7. Who saves the most?
5, 11, 21, 35, 53, ... Find the nth term of this sequence.
In a bag of balls, 3 are red, 2 are blue and 5 are green. Two balls are selected from the bag. Calculate the probability that both are green.