poohbaby3035 poohbaby3035
  • 18-12-2018
  • Mathematics
contestada

Esmerelda is five times as old as Ruth. Four years ago, the sum of their ages was 22 years. How old is each now?

Respuesta :

bestgoleo bestgoleo
  • 26-12-2018

Answer:

Ruth is  x+4=7/3+4,   esmerelda  is  5x+4=35/3+4

Step-by-step explanation:

if Ruth is x, esmerelda is 5x,

four years ago,

Ruth is x+4,  esmerelda is 5x+4,  depend on the sum, we get:

x+4+5x+4=22, x=7/3

so:

Ruth is  x+4=7/3+4,   esmerelda  is  5x+4=35/3+4

Answer Link

Otras preguntas

f(x)=(x^4-x^3-8x+8)/(x^3-2x^2-x+8) simplifier f(x)
f(x)=(x^4-x^3-8x+8)/(x^3-2x^2-x+8) simplifier f(x)
Biogeography shows that all camels a. came from ancestors that lived in North Africa. b. came from ancestors that lived in North America. c. came from ancestors
To keep up with rising expenses, a motel manager needs to raise the $40.00 room rate by 22%. What will be the new rate?
Here is a linear equation in x: 8x- 19 =-4-7x Is 5 a solution to the equation? That is,is x=5 a solution to the equation
Thomas Jefferson's Virginia Statute for Religious Freedom declared thata. governments must punish religious discrimination b. governments were responsible for f
how did most Americans feel about roosevelts destroyers for bases deal?
Phylogeny refers to a. the evolutionary history of a group of related organisms. b. a group of organisms that includes an ancestor and all of its descendants. c
The Kansas-Nebraska Act nullified part of the (A) Compromise of 1850 (B) Great Compromise (C) Wilmot Proviso (D) Missouri Compromise (E) Dred Scott decision
What fraction of 130 is 80