SOLUTION: where do the two lines cross? y=2x-6 3y-5x=2
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Question 235583
:
where do the two lines cross?
y=2x-6
3y-5x=2
Answer by
checkley77(12569)
(
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):
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y=2x-6
y-2x=-6 multiply by -3 & add.
3y-5x=2
-3y+6x+18
-------------
x=20 ans.
y=2*20=-6
y=40-6
y=34 ans.
Proof:
3*34-5*20=2
102-100=2
2=2