littlebrain3513 littlebrain3513
  • 23-08-2017
  • Mathematics
contestada

Five times a number is the same as 30 more than 8 times the number. find the number.if n is "the number," which equation could be used to solve for the number?

Respuesta :

Аноним Аноним
  • 24-08-2017
the number—n:
5n = 8n + 30
3n = - 30
n = - 10

Answer: - 10 is the number.

Proof:
5(- 10) = 8(- 10) + 30
- 50 = - 80 + 30
- 50 = - 50

Answer Link

Otras preguntas

A box has sides with these measures: length 10 cm, width 8 cm, height h cm. If the volume is 400 cm3 , find the measure of the height. You may use the equation
Kelly sits on a rock. her weight is an action force. describe the reaction force
Cecilia is making shorts with 8 belt loop. To make the loops, she needs 8 strips of fabric. Each strip measures 1 1/4 inches wide and 7 inches long. What is the
What is the lcm of two numbers if one number is a multiple of the other give example
What are some facts about an acient China invention called viska
In pigs, the allele for a wavy, rough coat (R) is dominant to the allele for a soft, fine coat (r). A rough coat boar and a soft coat sow mate. They produce sev
A box has sides with these measures: length 10 cm, width 8 cm, height h cm. If the volume is 400 cm3 , find the measure of the height. You may use the equation
12.5% of what number is 24? Please help and show work
If a person has memory B cells against a certain pathogen, the person is.. a) likely to develop that disease b) much less likely to develop the disease a second
A Labrador retriever breeder needs to determine if three male pups who were born to Sadie, his black Labrador retriever, are the offspring of Sam, a yellow Labr