trixy31606
trixy31606 trixy31606
  • 13-11-2018
  • Mathematics
contestada

What is the value of x when -3x + 7x = -12?
A) -3
B) -6/5
C) 3
D)4/7

Respuesta :

Аноним Аноним
  • 13-11-2018

-3x + 7x = -12


You need to add like terms.


4x = -12


Then, you need to divide both side by 4.


x = -3


So the answer is:

A) x = -3

Answer Link
emilyalex
emilyalex emilyalex
  • 26-03-2020

Answer:

The answer is A.) -3

Step-by-step explanation:

x ( -3 + 7) = -12 use distributive property to factor out the x. So

x (4) = -12 add the like terms inside parenthesis

¼ * 4x = -12 *

1

4

multiply both side by the reciprocal of 4

x = -3 final answer

Answer Link

Otras preguntas

name two things magnet force can do
Militarists in Japan ______. followed a policy of isolationism held little power in the Japanese government opposed Japanese aggression in China wanted to build
helpppp due by 12:00
Select all that apply. During World War II, the Germans used their blitzkrieg tactics against ______. 1. Poland 2. Denmark 3. Spain 4. Norway
why is southern California so densely populated?
what is greater 6 pints or 60 fluid ounces
A President is elected only after the Electoral College announces its vote tally. In the sentence, which word is a possessive adjective? its the A
Match each Athenian leader with the description of his reign. 1. Peisistratus given dictatorial power in an effort to make peace among all citizens 2. Cle
How does plea bargaining help the judicial system?
meiosis does not alkways occur without any diffulties describe what occurs nondisjunction and the effect on the resuliting cells