danaysia9 danaysia9
  • 03-09-2020
  • Mathematics
contestada

Solve for n 19 + 10n = 7n - 20

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-09-2020

Answer:

n = -13

Step-by-step explanation:

19 + 10n = 7n - 20

Subtract 7n from each side

19 + 10n-7n = 7n-7n - 20

19+3n = -20

Subtract 19 from each side

19+3n -19 = -20-19

3n = -39

Divide each side by 3

3n/3 = -39/3

n = -13

Answer Link

Otras preguntas

plz help me on this its really hard :(
Consider the following reaction occurring in a 1.0 L container: H2 (g) + I2 (g) → 2 HI (g) State 2 requirements for a successful collision between H2 and I2.
Please can someone give me correct answer to this problem. I will mark you brainliest for the correct answer. Please help!!!!!!!!!!!!!!!!!!!
Waite Company sells 250,000 units at 120 per unit. Variable costs are 78 per unit, and fixed costs are 8,175,000. Determine (a) the contribution margin ratio, (
Which inequality had the graph shown below?
A local company employs a varying number of employees each year, based on its needs. The labor costs for the company include a fixed cost of $44,604.00 each yea
Why is coal considered a nonrenewable resource? Check all that apply. Coal is burned to generate electricity. Coal power plants give off large quantities of smo
can u identify a chemical equation for the saponification of olive oil as per your experiment?I​
Why do liberals typically prefer a higher tax rate? Why do conservatives typically prefer a lower tax rate?
Find the triangle area. Drawing not to scale