exam Maths Puzzle Numerical Ability

Solve algebraically using one variable. Find three consecutive even integers such that the product of the smallest integer and the middle integer is eight less than eleven times the largest integer. Thanks for the help.

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exam Other Question

The combined resistance of two resistors R1 and R2 in a
parallel circuit is given by the formula

Rt= 1 divided by 1/r1+1/r1 simplify the formula. woosh over my head!
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