camifrndz
camifrndz camifrndz
  • 16-02-2022
  • Mathematics
contestada

Tony is 5 years older than Noelle. In 2 years the sum of their ages will be 69. How old is Tony now?

Respuesta :

Аноним Аноним
  • 16-02-2022

Solution:

Note that:

  • T = 5 + N
  • T + 2 + N + 2 = 69

Substitute the given values into the equation.

  • T + 2 + N + 2 = 69
  • => 5 + N + 2 + N + 2 = 69
  • => 2N + 9 = 69
  • => 2N = 69 - 9
  • => 2N = 60
  • => N = 30
  • => T = 5 + 30
  • => T = 35

Tony is 35 years old.

Answer Link

Otras preguntas

ancient remains are making the normally flat land HILLY What kind of complement is indicated by the capitalized word?
mike is building a rectangular dog pen the length of the pen is 20 feet greater than its with w
why were the roads important to the growth of the roman empire
What effect did the Cold War have on the American space program?
what is a fragment??​
Suppose that you are trying to determine the after effects of hurricane Katrina on the economy of Louisiana. Which assumptions could be made to simplify the stu
Halluciogens can cause
What is an author's claim?
what is meant by normal positive functioning?Describe three reasons why you might want to measure "normal positive functioning".
Find the surface area of the following rectangular prism.surface area =____ft 2