What number must be subtracted from both the numerator and denominator of 3/5 to obtain a fraction equal to 1/4?

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf