Answer:
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Answer:
(7.5, -1)
Step-by-step explanation:
3y-4x=-33
-3y+5x=40.5
The y's cancel out
1x=7.5
x = 7.5
Then substitute 7.5 into either of the two equations.
5x7.5-3y=40.5
37.5-3y=40.5
-3y=3
y=-1
Answer: (7.5,-1)
