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Maths Puzzle
Numerical Ability
what is a vairable
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(-2)^2-3^2/6 divided by 3(2)^-2
Please solve
Plus what symbol do you put for divided
determine whether the given ordered pair is a solution of the system of equations.
#1
(4,2); x-y=2
x+y=6
#2
(-8,-7); x-2y=6
2x-3y=5