heeeeelppppp heeeeelppppp

12-10-2017
Mathematics

contestada

5n-12=3n+4 equals what

Respuesta :

12-10-2017

5n-12=3n+4
2n-12=4
2n=16
n=8

Answer Link

AJGreen AJGreen

12-10-2017

Take add 12 to both sides:
5n-12+12 = 3n+4+12
= 5n = 3n+16

Then take away 3n from both sides:
5n-3n = 3n+16-3n
= 2n = 16

Then divide both sides by 2
2n/2 = 16/2
= n = 8

Hope this helps! :)

Answer Link

Otras preguntas

Which ones are right angles

Find the measures of the interior angles.angle A: °angle B: °angle C: °

A 500kg car is driving through a neighborhood at 20m/s. Then the car hits a speed bump which causes it to slow to 15m/s. What was the impulse delivered by the s

What type of propaganda features a famous person to endorse a product or a candidate?a) bandwagon c) plain folksb) testimonial

One eighth of a number is less than or equal to 3

Mackenzie likes to study alone in a room in her school's library, but it's been in use the past few times she’s tried to study there. What should Mackenzie do s

Find the slope of the line that passes through (6, 68) and (54,-7)

Complete the table for this equation. y = 4x Enter your answers by filling in the boxes. X y 1 2. 3 4. 5

14 PART A: What is the meaning of the word "arranged" in Paragraph 1? (L 9.4) A put in a neat, attractive, or required order B organize or make plans for a futu

please hurry and I will give you brainlest if you are correct