bianca1324
bianca1324
02-11-2016
Mathematics
contestada
3(x+7)-12=4(2x-7)
How do you do this?!?!
Respuesta :
MohamedSharif
MohamedSharif
13-11-2016
3x+21-12=8x-28
collect the like terms
3x-8x=-28(21-12=9)
-5x=-28-9
-5x=-37
x=7.4
Answer Link
VER TODAS LAS RESPUESTAS ( 71+ )
Otras preguntas
Your roommate tells you to take care of your body and don't subject it to stress because it will make you age faster. your roommate's advice is consistent with
An arrangement of marbles has 12 marbles in the first row and 10 rows in all. In each successive row one marble is added. What is the explicit rule for this sit
Verify that △ABC∼△DEF. Find the scale factor of △ABC to △DEF. △ABC: AB = 10, BC = 16, CA = 20 △DEF: DE = 25, EF = 40, FD = 50 I really need someone to explain t
How does life for the runaways change in canada?
Based on the given information and the algebraic and geometric properties presented or proven thus far, choose the congruence theorem that could be used to prov
Why does the prosecutor focus on Mersault’s behavior at his mother’s funeral?
The principle that proposes that the values of a retrieval cue depend on how well it corresponds to the memory code is known a
What does the title "Two Kinds" mean? What are there two kinds of? What do those two kinds have to do with the piano pieces "Pleading Child" and "Perfectly Cont
During the 19th century the Chinese confronted Great Britain over importing what product into China?
A man found his girlfriend lying unconscious on the couch. you arrive at the scene, determine that it is safe, and assess the patient. your assessment reveals t
