Answer:
where is the screenshot? I cant see it
Step-by-step explanation:
The answer is 3
Explanation
18-15=3
Sure! What’s your question?
Answer:
no solutions
Step-by-step explanation:
10x+2y=42
5x+y=20
Multiply the second equation by -2 to use elimination
-2(5x+y)=20*-2
-10x -2y = -40
Add this to the first equation
10x+2y=42
-10x -2y = -40
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0 = 2
This is never true. This means there are no solutions
The math club could rent the room for up to 8 hours. I have also attached a picture of the work in case you need it.