3(2x-4)=2-(x+1)+4x

Please solve

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?