cece3380 cece3380
  • 03-10-2018
  • Mathematics
contestada

7 times a number equals 3 less than 5 times that number. what is the number?

Respuesta :

mikaylacountrygirl4 mikaylacountrygirl4
  • 03-10-2018

First the equation would look like this:

7n = 5n - 3

7n - 5n = 5n - 5n - 3   -Subtract 5n from both sides.  Which gives you...

2n = -3      

2n/2 = -3/2          -Divide both sides by 2

n = -1.5

Hope this helps!

Answer Link

Otras preguntas

Of the model cars manufactured in September,1/5 were models of NASCAR cars and 1/3 were world were 2 vintage models.how many cars manufactured in September were
The length of an arc of a circle is equal to 1/5 of the circumference of the circle. If the length of the arc is 2π, the radius of the circle is
Find the distance between two parallel lines: x = 11 and x = 5.
what is the definition of bureaucratic personality
how might the history of california have been different if the gold rush had not happened
Can you explain 3x+4/5=7/10. Solve
type the requested verb form of this verb. future progressive tense: soar
Two parents with dimples have a child with no dimples. The allele D for dimples is dominant. What are the possible genotypes of the parents? I. DD and Dd II. Dd
13/20-3/10 estimate: closer to 1 or 0?
What is twenty percent off 600 hundred pounds