exam Maths Puzzle Numerical Ability

rewrite 8x+2y=14 so that y is a function of x

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exam Other Question

OK, I am banging my head on my desk over this one!

I have 27 coins in nickles, dimes and quarters. There are five more dimes than nickles. The total value of the coins is $3.55. What is the number of quarters?

Ugg! Please help, thank you Find the length of each side of the rectangle so that it has the given perimeter. 2x-5

x

P=50 inches