book
Maths Puzzle
Numerical Ability
solve each system
4x+8y+z=2
x+7y-3z=-14
2x-3y+2z=23
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book Other Question
Find the center of the circle.
x^2+y^2-4x-12y+30=0
An item sells for $48 after a 20% discount. What was the original price of the item?
My answer was $60
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