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Maths Puzzle
Numerical Ability
y>6x-2
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Thank you so much for your help! Can you please help me solve the equation....
42x + 4x+1 – 6 = 0
(the exponents are the 2x and x+1)
a boat travels 54miles upstream against the current in the same amount of time it takes to trvel 66 miles downstream whit the current. If the boat speed is 20 mph in still water, what is the speed of the current?