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

What are the following steps in Historical Method
What is the main idea of this sentence? Dogs do many things that are very cute. Dogs enjoy rolling on their backs. Dogs cause problems for owners. Dogs some
The table below shows 10 data values: 88 92 94 80 85 90 72 83 93 91 What is the five-number summary for these data? Minimum = 72, Q1 = 83, median = 89, Q3 = 9
. Suppose you're using an operant conditioning approach to teach someone how to use a bow and arrow. You begin by teaching your student how to hold a longbow. T
A grocery cart with a mass of 15 kg is pushed at constant speed along an aisle by a force fp = 12 n which acts at an angle of 17° below the horizontal. find the
Solve the following system of equations algebraically. 2x = 5y + 8. 3x + 2y = 31
A solution is prepared by dissolving 7.00 g of glycerin (c3h8o3) in 201 g of ethanol (c2h5oh). the freezing point of the solution is ________°c. the freezing po
What is the factorization of 2x²+4x+2 A. (2x+2)(x+2) B. (2x+1)(x+2) C. (2x+1)(x+1) D. (2x+2)(x+1)
Identify the function for this situation.
round 345276 to the nearest thousand