Nicknameisnynanr Nicknameisnynanr
  • 12-12-2018
  • Mathematics
contestada

James is 5 years younger than his sister. The sum of their ages is 25. Write a system of equation to model the situation. How old is he?

Respuesta :

ceshirecupcake15
ceshirecupcake15 ceshirecupcake15
  • 12-12-2018

Answer:15


Step-by-step explanation:So Adam is 20 years old, and Neil is 5 years younger so is 20 - 5 = 15 years old. The ratio of Adam's age to Neil's age is 20:15, or 4:3.


Answer Link

Otras preguntas

what fraction of 1/2 square centimeter is 1/2 centimeter square
number of solutions of quadratic equations
Which of the following is a situation in which an equation CANNOT be solved using the quadratic formula ?
Choose the best estimate for the length of a paperback book. A. 4 in. B. 8 in. C. 14 in. D. 18 in.
What are some key case laws related to religious practices, minorities, and correctional practices?
The area of an isosoles trapezoid is 45cm squared, and it's height is 5cm. Find the perimeter if the length of a leg is 2/3 of the sum of the bases.
Solve the linear equations below by using: 2x + y = -3 3x - 2y = -8a. Addition b. Substitution c. Graphing ​
In the equation y=2(3)^x what does the 2 represent? What does the 3 represent?
why is it important to get close to the free throw line as possible​
Write an equation of the line in slope-intercept form: y-intercept of 2, x-intercept of 4