emilycuba8 emilycuba8

25-01-2019
Mathematics

contestada

Tristan is 6 years older than Janiyah. The product of their ages 5 years from now will be 187. Whats Janiyahs age

Respuesta :

christy52 christy52

25-01-2019

(y+5)(y+6+5) = 187
y2+16y+55 = 187
y2 +16y - 132 =0
y = 6 or -22(rejected)
so 6 years old

Answer Link

Otras preguntas

Describe and explain how petrol is separated from the mixture of hydrocarbons in crude oil?

jem boy wants to make his 8-meter square pool into a rectangular one by increasing its length by 2m and decreasing its width by 2m .jem boy asked your expertise

16. The spreading of sound waves around openings in barriers is called A. reverberation. B. an echo. C. diffraction. D. refraction.

13. Sound waves can't travel through A. a solid. B. a liquid. C. an elastic material. D. a vacuum.

A 430 g football is lying on the ground, then is kicked and is moving at 25 m/s. If the duration of the impact was 0.0010 s, what was the average force on the b

What is the correct answer for 20 + 20 × 0 + 1 = ?

What polynomial when divided by 2y^5 yields 4y^2-2y+9 as a quotient?

1/6 of a ship's crew are engineers, 1/4 are stewards and the rest are soldiers. if there are 48 crew members in all, how many sailors are on the board of the sh

A 430 g football is lying on the ground, then is kicked and is moving at 25 m/s. If the duration of the impact was 0.0010 s, what was the average force on the b

The following 3-D object is composed of identical cubes. The volume of the 3-D object is 56cm cubed. The surface area of the 3-D object is a) 30cm squaredb) 60c