Resuelve las siguientes situaciones problémicas utilizando el método gráfico 4. Dos números son tales que el doble del primero menos el segundo es 8 y la suma de los números es uno. ¿Cuáles son los números?

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers