nxbz nxbz
  • 03-02-2018
  • Mathematics
contestada

Gordon was thinking of a number. Gordon adds 9 to it, then doubles it and gets an answer of 77.9. What was the original number?

Respuesta :

Bryancohen
Bryancohen Bryancohen
  • 03-02-2018
Do it backwards. 77.9/2= 38.95. Subtract 9 to get 29.95. The original number is 29.95. This is a weird number so if the question says round, it would be 30. I hope this helps!
Answer Link

Otras preguntas

PLEASE HELP ASAP THANK YOU
9 How did Madam Walker's financial situation change from the beginning of her life to the end of her life?
What did the First Battle of the Marne force Gemany to do? a. Go all in on unrestricted submarine warfare. b. Abandon the Schlieffen Plan. C. Surrender to the A
Please help me with #5 !?
whole numbers that satisfy -1≤x<3​
Consider the equation 3x^2 + 5x + 2 = 0 a) Write the Cavtored form of the trinomial. b) What are the roots of the equation?
A parking lot charges 7$ per day to park on the weekdays and 12$per day to park on the weekends Jamal parked his car for 6 days and spent a total of 52$.How man
Help please I am struggling
Awnser with ur Name and grade and ill giv 5 stars, feeling nice 2day
1. The winter weather had everyone wishing it was warmer. Alliteration Hyperbole Idiom Metaphor Onomatopoeia Personification Simile