John has 4 times as many dimes as he dies nickels. altogether he has 3.60 how many of each coin he have?

The lengths of two sides of a right triangle are given. find the length of the third side. round to the nearest tenth if necessary. a) y = 12/5x + 39/5 b) y = 5/12x + 5/39 c) y = 12/5x - 39/5 d) y = 5/12x - 5/39

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x