SOLUTION: I have to graph two problems that I don't understand whic are.
y=3x-5 and 3x+2=5x-4
Algebra.Com
Question 207352: I have to graph two problems that I don't understand whic are.
y=3x-5 and 3x+2=5x-4
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
a)
create an input/output table
y=3x-5
y=3(0)-5
y=-5
----------
y=3(3)-5
y=9-5
y=4
----------
(0,-5)
(3,4)
b)
Have you entered number two correctly because it has only one solution?
3x+2=5x-4
subtract 5x and 2 from both sides
3x-5x+2-2=5x-5x-4-2
-2x=-6
multiply through by -
2x=6
x=3
B)
3x+2=5x-y
-2x+y=-2
2x-y=2
2(0)-y=2
y=-2
2x-0=2
x=1
-------------
(0,-2)
(1,0)
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