mavalenperezd mavalenperezd
  • 24-10-2019
  • Mathematics
contestada

How do you do this 3n+2+8n-9=180

Respuesta :

Goku77
Goku77 Goku77
  • 24-10-2019
Combined like terms than subtract with system of equations
Answer Link
cguerrero
cguerrero cguerrero
  • 24-10-2019

Answer:

n=17

Step-by-step explanation:

3n+2+8n-9=180 : Start with equation

11n+2-9=180 : Combine variables (3n and 8n)

11n+2=189 : Add 9 to both sides to get rid of it

11n=187 : Subtract 2 from both sides to get rid of it

n=17 : Divide by 11

Answer Link

Otras preguntas

If a yield sign is a regular polygon what is the measure of each angle
What is 47% of 164 while using a fraction to estimate the percent of each number.
what is the answer to 3p-5>2p+p-7
should the object be measured in grams or in kilograms? a feather a bulldog a television a penny
How did Islam and the beliefs of indigenous societies fuse among African people?
A drawing of a surfboard in a catalog shows it's length as 8 4/9 inches. Find the actual length of the surfboard if 1/2 inch length on the drawing corresponds t
How can you find the net force if two forces act in opposite direction?
What modern day country is located where Mesopotamia was located
homophones for the words insignificant and small.  has to be 5 letters
the kind of lake that formed when a river meanders