DARKKNIGHT07 DARKKNIGHT07

01-07-2020
Mathematics

contestada

A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, the how old is B? A 6 B 10 C 7 D 5

Respuesta :

flpena02 flpena02

01-07-2020

Answer:

B would be 10

Step-by-step explanation:

so if B is 10 then A is 12 And C is 5 when added together they all equal 27

Answer Link

shezanisakhan shezanisakhan

01-07-2020

Answer:

b=10 years old

Step-by-step explanation:

a=2x+2

b=2x

c=x

2x+2+2x+x=27

5x+2=27

5x=25

x=5

b=2x (2*5)=10

Answer Link

Otras preguntas

which one of the following dysfunctional speech patterns is a normal characteristic of the language development of a preschool child?

I need help asap please!

Write the English phrase as an algebraic expression. Let the variable X represent the number The sum of 15 divided by a number and that number divided by 15. T

What does the word focus mean?

Ocean to cloud 2 transitions

Given: p: x-5= 10 q: 4x+1 = 60 Which is the inverse of p→q? If x-5 ≠ 10, then 4x+1≠61. If 4x+1 ≠61, then x-5≠10. If x-5=10, then 4x+1=61. If 4x+1=61, then x-5=1

The function of f is shown. Find lim f(f(x)) as x->-1

four hundred thirty-seven ten-thousandths in decimal form

The normal cruising speed of a certain airplane is about 250 m/sec. What is this speed in miles per hour? Round to a whole number.

Rearrange this equation to isolate c. a=b (1/c-1/d)