queenwendis55
queenwendis55 queenwendis55
  • 12-12-2020
  • Mathematics
contestada

can you guys pls help me?
kai has $500 in his saving accounts and withdraws $20 each week. Jennie has $200 in her account and deposits $15 each week. How many weeks will it take for jennie to have more money than kai.

Respuesta :

surjithayer10 surjithayer10
  • 12-12-2020

Answer:

x=9 weeks

Step-by-step explanation:

let x be the number of weeks.

500-20x <200+15x

500-200<15x+20x

300<35 x

60<7x

or 7x >60

x>60/7

x>8 4/7

x=9weeks

Answer Link

Otras preguntas

Most prokaryotes contain a single, circular DNA molecule. True or false ?
I need an example of Alliteration in A Tale of Two Cities asap please
Skateboard Revenue: A skateboard shop sells about 50 skateboards per week for the price advertised. For each $1 decrease in price, about 1 more skateboard per w
what were some of the common occupations,cultural practice and traditions in the south Carolina  colony
How did the Han emperors support Confucianism
The ratio of blue marbles to redmarbles in a bag is 11:9. If there are 99 blue marbles, in the bag, how many red marblesare there?
What is mutation and DNA Replication?
Why do most organisms that die not leave a record of their existence
what is 35 5/7 multiplied by 3.14 or multiplied by 22/7
What is (2x-3) squared?