Seudónimo Seudónimo
  • 09-03-2016
  • Mathematics
contestada

If y=3x+2 find the value of y when x= -2

Respuesta :

KristinaK
KristinaK KristinaK
  • 09-03-2016
y=3x+2
y=3(-2)+2
y=-6+2
y=-4
Answer Link
IDontLikeYou
IDontLikeYou IDontLikeYou
  • 09-03-2016
x-1=3(3y)
x-1=9y
x=9y+1 
3x-y-6=3(9y+1)
3x-y-6=27y+3
3x=27y+y+3+6
3x=28y+9
x=28y/3+9/3 
28y/3+9/3=9y+1
28y+9=3(9y+1)
28y+9=27y+3
28y-27y=3-9
y=-6 
x=9y+1
x=9(-6)+1
x=-54+1
x=-53 
I Hope That Helped =D

Answer Link

Otras preguntas

an example of a ship log
Stretching from Missouri to New Mexico, the _______ was the primary trade route in the Southwest throughout most of the 1800s until the coming of the railroad i
Which advancement in economic activity occurred as a result of Greece’s extensive colonial empire? (2 points) sophisticated irrigation systems innovations in ir
Who is the commander in chief of the armed forces? A. President of the United States B. Army Chief of Staff C. President pro tem D. Secretary of Defense
What is Aluminum's ion charge?
Mark each statement if it describes early humans. A. Early humans lived in caves, rock shelters in cliffs, and in tents. B. An achievement of early humans was t
What is the mountain range know as the "backbone of England"
what is the standard form of the equation for this circle 4, -5 radius 5.5
After a comb is rubbed on a wool sweater, it is able to pick up small pieces of paper. Why does the comb lose that ability after a few minutes
Did the people of ancient athens havee a full democracy explain