解
解
解答ステップ
Translate the problem into an equation
Solve the equation
人気の例
The present age of Alex is four times the present age of his son. Five years ago, the sum of their ages was 35 years.Find their present ages.60 is 24% of what numberwhat is the balance after 7 years if 54000 is invested at 6% compound annuallyfind the 円周 of a circle having 3.1 cm of diameterWhen a number is increased by 9.5%, the result is 58. What is the original number to the nearest tenth?