jvr2312
jvr2312
23-09-2020
Mathematics
contestada
if 3x +y=12 find x when y=-15
Respuesta :
bellazaldivar22
bellazaldivar22
23-09-2020
Answer:
x=9
Step-by-step explanation:
3x+y=12
3x+(-15)=12
3x=27
3/3= 27/3
x=9
Answer Link
VER TODAS LAS RESPUESTAS ( 62+ )
Otras preguntas
Danielle is 7-years-old and is beginning to develop memories that will form her personal life history. these memories are specific and long lasting. they are __
Although an important artist who used oil and explored its possibilities, ____________ has been incorrectly attributed as the inventor of the medium.
The following text comes from which amendment? "Congress shall make no law...abridging the freedom of speech, or of the press..." Select the best answer from
What is one typical trait of Langston Hughes poetry?
SOMEONE PLEASE HELP!!!!!!!
By studying surviving census records, historians estimate that planters made up approximately ________________ of southern pre-war society. :
Which of the following nitrogen bases is NOT found in the RNA structure? a. Adenine c. Guanine b. Cytosine d. Thymine
Heating the air will A. not affect the speed of sound B. block the movement of sound C. slightly increase the speed of sound D. sharply decrease the
Solar energy breaks oxygen molecules (o2) apart in the stratosphere, releasing ____, that then combine with additional oxygen molecules (0) to form ____.
quotient of two more than a number and eight