jerry8878
jerry8878
16-12-2020
Mathematics
contestada
Solve. 21 + 3x = 3(-x + 3) - 12
x=
Respuesta :
harpermattox
harpermattox
16-12-2020
x = -4.
explanation:
21+3x=3(-x+3)-12
21+3x=-3x+9-12
21+6x=9-12
21+6x=-3
6x=-24
x=-4
Answer Link
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
The US policy of containment contributed to which war
What is the formula of a). Gold b). Silver. c). Copper. d). Zinc. e). Barium. ?
suppose that the order is 400 mg IV q8h starting immediately. if the drug has a half life of 8 hours, what is the approximate number of milligrams present in th
High voltage power lines are usually supported by glass insulators. An electric current can't flow through a piece of glass because(A) glass does not contain an
How might water from a lake move through the water cycle and eventually fall as rain?
What percent of 76 is 38
If an atom has two electrons outside of its nucleus, what number of protons and neutrons must be contained in the nucleus to result in a neutral atom? A. 2 p
What part of a circuit has the main job of conducting the electricity? A) wire B) switch C) battery D) light bulb
What is the purpose of competition?
in addition to being religious centers, monasteries also provided A. military training B. educational instruction C. money-lending services D. refuge for hereti
