SOLUTION: 34.y=x+2, 3y-2x=4 22. 4x-y=9 x-3y=16

Algebra ->  Equations -> SOLUTION: 34.y=x+2, 3y-2x=4 22. 4x-y=9 x-3y=16       Log On


   

Question 671879: 34.y=x+2,
3y-2x=4
22. 4x-y=9
x-3y=16
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
# 34

3y-2x=4

3(x+2)-2x=4 ... Plug in y = x+2

3x+6-2x=4

x+6=4

x=4-6

x=-2

y = x+2

y = -2+2

y = 0

So x = -2 and y = 0 giving us the ordered pair (-2, 0)
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# 22

I'll let you tackle this one. Solve for y in the first equation. Then follow the same basic steps shown above.