Questions on Algebra: Introduction to vectors, addition and scaling answered by real tutors!

Algebra ->  Algebra -> Questions on Algebra: Introduction to vectors, addition and scaling answered by real tutors!     (Log On)
Ad: Algebra Solved!™: algebra software that solves YOUR algebra homework problems with step-by-step help!


Question 86859This question is from textbook Algebra 1
: 3x+2y-4=2(5-y)This question is from textbook Algebra 1
: 3x+2y-4=2(5-y)
Answer by tutorcecilia(2008) About Me  (Show Source):
You can put this solution on YOUR website!
3x+2y-4=2(5-y)
3x+2y-4= 10-2y [simplify wherever possible]
3x-3x+2y-4=-3x+10-2y [isolate the y-term to one side of the equation]
2y-4=-3x+10-2y
2y+2y-4=-3x+10-2y+2y
4y-4=-3x+10
4y-4+4=-3x+10+4
4y=-3x+14
4y/4=-3x/4+14/4
y=-3/4x+7/2