BTSJoonie
BTSJoonie BTSJoonie
  • 03-11-2017
  • Mathematics
contestada

2x+8=7x-12 || -m/4+5=2 || 3x-8=-17 ||

Respuesta :

randgh
randgh randgh
  • 03-11-2017
2x+8=7x-12    we put the x in a side  and the number in the other side 
5x = 20 
x= 20/5 = 4

 -m/4+5=2
 common denominator
-m /4  + 20/4 = 2/4   
-m +20 = 2

m = 20-2 =18

3x-8=-17

3x = -17 +8 

3x = -9 

x= -9/3 = -3 
Answer Link

Otras preguntas

Why is friction important for gymnast working on parallel bars
Write a related subtraction fact for 7+6=13.
President andrew jackson's policy toward native american indians was created to
Typically homes ------- over time and cars ------------ over time
What’s countable noun? a.furniture b.destination c.money d. advice
help please i tried to do lab but i couldn’t figure it out
If Machine A makes a yo-yo every five minutes and Machine B takes ten minutes to make a yo-yo, how many hours would it take them working together to make 20yo−y
You mix a blue and a clear liquid together, and they turn a light blue. Has a chemical reaction occurred? Why or why not?
The Patel family went apple picking. The number of red apples they picked was 2 2/9 times the number of green apples they picked. If they picked 45 green, how m
Where was nativist sentiment strongest, with the greatest potential for violence, in the early to mid 1800s?