fohunts fohunts
  • 04-02-2017
  • Mathematics
contestada

John's age is seventeen years less than twice Isabella's age. Together, the sum of their ages is 40. How old is John?

Respuesta :

anthony12341
anthony12341 anthony12341
  • 04-02-2017
Isabella's age is x
Johns' age is 2x-17
x+2x-17=40
3x-17=40
3x=57
x=19
Isabella's age is 19, but it asked for John's age
John is 2(19)-17=21
John's age is 21
Answer Link

Otras preguntas

Factorise (3x+1)2 - (3x+1) (x-7)
The perimeter of a rectangle is 80x. The base is two times the height. In terms of x what are the dimensions of the rectangle
The website is offering a discount of $7.50 on all Bolga basket orders. Which expression can you use to find the total price of a basket order? 7.56+42 426-7.5
lucy starts 4miles from home and jogs away from home at 6mph for 20minutes. draw this statement on the diagram for me please.
I need help with my math homework
(6x-1) (6x-1) -x + 3 (x+5) - 7x(x)
Use the data in the Stem & Leaf plot to answer the following questions. STEM LEAF 0|5 1|13 2|56 3|302 4|974 5|2 ​
One of the acute angles of a right triangle is 36 degrees. Find the other acute angle.
Simplify much as possible
what is 4 kilograms kg in grams g