Open Middle®
Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create a correct statment:
Hint
What do we need to have true for the lines to be perpendicular?
What would it mean for the equation of a line to pass through a given coordinate?
What would it mean for the equation of a line to pass through a given coordinate?
Answer
One possible answer:
y=2/8x+6
4x+1y=5
(3,-7)
y=2/8x+6
4x+1y=5
(3,-7)
Another possible solution is:
y=(1/2)x+7
6x+3y=9
(4,-5)
Source: Andy Schwen
Solution 2 is wrong
I agree with you, Ethan, because the 5 is repeated. I’ve edited the 2nd solution to make it satisfy the conditions.