I need help with linear equations ...The value of a Mint State 63 1950 Jefferson Nickel minted at Denver is 4/3 the value of a similar condition 1944 nickel minted in Philadelphia. Together the value is $28.00 what is value of both coins?

Question

anonymous · Answer

x = value of 1944 nickel
x+(4/3)x = 28
solve for x

anonymous · Answer

yeah i get that but fractions for some reason stump me... would I find the GCD for 3 and 28?

anonymous · Answer

no you donn't need to do anything like that
just combine the xs by adding and then solve for x. 
there is no x squered