berendesashton1 berendesashton1

26-01-2018
Mathematics

contestada

Reese is seven years younger than Emily. If the sum of their ages is 37, find the age of each girl.

Respuesta :

cdw2014 cdw2014

26-01-2018

R = E - 7
R + E = 37

Substitute E - 7 in for R.

(E-7) + E = 37

2E - 7 = 37

2E = 44

E = 22

If Emily is 22, then Reese must be 22-7 = 15.

Answer Link

Otras preguntas

please help me! please

Brody works in a lab. He performs experiments on mice to study the addictive properties of sugar and how this affects the brain. Which type of psychology is MOS

What is one line from the following poem by A. R. Ammons? Small Song The reeds give way to the wind and give the wind away. Small Song The reeds give way to the

What did Jefferson hope to learn about the physical geography of the region? Why might this be important?

Identify the energy transformation that occurs in the light bulb of a lamp: radiant electrical mechanical and nuclear thermal electrical radiant and thermal che

Someone answer this please

What is an equation in point-slope form of the line that passes through (1,-6) and (4,6) A. y+1=4(x-6) B. y-1=4(x+6) C. y+6=4(x-1) D. y-6=4(x+1)

Using ordinary means (fire, sunlight, our digestive systems) we can take matter apart into smaller and smaller pieces, and the smallest pieces we typically prod

Solve the absolute value equation and enter the solution in set notation. |2x−3|−7=0

Choose the adjective(s) in the sentence. Do not include the articles a, an, or the. Choose at least two or more. Kathy is helpful. helpful Kathy is