exam Maths Puzzle Numerical Ability

Solve. 8x - 11 = 2x + 1

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exam Other Question

I was just wondering if anybody was going to help me out on myhomewrk? a patient is to receive 420ml of fluid over a 7 hour period from a drip machine:
a) what is this rate in millilitres per minute (ml/min)?
b) if the drip machine delivers medicine