SOLUTION: x=y+10 and x=2y+3

Question 248995: x=y+10 and x=2y+3
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
x=y+10
y=x-10 (red line)
x=2y+3
2y=x-3
y=x/2-3/2 (green line)
(graph 300x200 pixels, x from -6 to 25, y from -10 to 10, of TWO functions x -10 and x/2 -3/2).
x-10=x/2-3/2
x-x/2=-3/2+10
x/2=-3/2+20/2
x/2=17/2
2x=34
x=34/2
x=17 ans.
17=y
y=17-10
y=7 ans.
(17,7) is the solution.

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