elenakibuthi elenakibuthi
  • 03-05-2021
  • Mathematics
contestada

John is twice as old as
his son peter.
10 years ago, John was three times as old
as peter determine peters present age.
​

Respuesta :

vidalmari6p99qfk
vidalmari6p99qfk vidalmari6p99qfk
  • 03-05-2021

Answer:

Peter is 20 now John is 40 now

Step-by-step explanation:

Peter = P

John = 2P (twice as Peter)

3P-10 = 2P +10

     P = 20     Peter is 20now     John is 40 now( twice as Peter)

Ten years ago:

Peter was 10     and     John was 30 ( 3times as Peter)

Answer Link

Otras preguntas

If AB = AD + DB and AD = AC, then AB = AC + DB because of the
Put parentheses around the adverb clause in this sentence "i will call as soon as he comes in"
3(5z-7)+2(9z-11)=4(8z-7)-111
Name 5 factors that encourage air pollution
Larry's evening is spent reading and watching tv. He can spen no more than 4 hours total of these activities, and he wants to spend more time reading than watch
PLEASE HELP Let u = <4, 8>, v = <-2, 6>. Find u + v. Answer options: <6, 2> <2, 14> <12, 4> <10, 6>
What is the coefficient of the x6y4 term in the expansion of (x+y)10?
what is the point slope equation of the line with slope 3/2 that goes through the point (-3,5)
given below is the odd-number function which of the following are equal to o (7) A.The seventh odd number B.O (6)+2 C.7 D.13
What term identifies the physical interface between a computer and its peripherals? A. Connectors B. Hardware C. Software D. Storage devices