Haneen12345 Haneen12345
  • 03-01-2017
  • English
contestada

Three brothers have ages that are consecutive integers seven less than twice the younger beother is 3 more than the oldest how old is the middle brother?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 03-01-2017
consecutive integers are 1 apart
they are
x,x+1,x+2
7 less than twice x is 3 more than x+2
2x-7=3+x+2
2x-7=x+5
x-7=5
x=12
x+1=13
x+3=14
the middle bro is 13
Answer Link

Otras preguntas

what are some reasons for limiting authority
A car that travels from point A to point B in four hours, and then from point B back to point A in six hours. The road between point A and point B is perfectly
What is the value of x in 15x-10= 20
Identify the turning point of the function f(x)=x^2-2x+8 by writing its equation in vertex form. Show work
how many books did Harriet beecher stowe write?
What do Frederick Douglass' words "America reigns without a rival" mean?
1,352 pounds is what fraction short of a ton? A) 169/250             B) 77/100               C)13/20             D140/223
What is the size and shape of a super volcano?
what does the zeppelin
A mouse population starts with 2,000 mice and grows at a rate of 5% per year. The number of mice after t years can be modeled by the equation, P(t)=2000(1.05)^t