jas9731 jas9731
  • 24-10-2018
  • Mathematics
contestada

The sum of 3 numbers is 49.the second number is twice the first.and the third is 1 less than the second.find the numbers

Respuesta :

Аноним Аноним
  • 24-10-2018

x=10

2x=20

2x-1=19

--------------

x+2x+2x-1=49

5x=50

x=10

Answer Link

Otras preguntas

write a description about a visit to the National Science Exhibition.( no need to write in essay, just easy writing )
What is the largest cranial nerve
What is the reason for each step in the solution of the inequality? 4(x+6)>−5(x+5)−14 Select the reason for each step from the drop-down menus. ​ 4(x+6)&g
what is the answer to 5(10^x+2)=0.25
Gabe can buy T-shirts in packs of 5 for $8.55 or in packs of 2 for $4.82. How much money does he save by buying 30 T-shirts at the better price?
The half-life of Tc-99 is 6 hours. if starting with 100g of Tc-99 what amount would remain after 18 hours? can please show your work so I can see how you got th
Why do you think the Aztecs and Greeks both used games to honor their gods?
what is the intersection of plane ABC and plane CDH
Hector spent $33.20 at the post office. He bought 4 times as many 41-cent stamps as 2-cent stamps. How many of each did he buy?
how did Nebuchadnezzar make babylonia the leading state in western asia?