exam
Maths Puzzle
Numerical Ability
Arerectangles parallelograms ?
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exam Other Question
Solve the system of equations by graphing. Then classify the system as consistant or inconsistant, dependent or indepenent?
9x-9y=63
9y-9x=-63
Help me please with this one.
i'm not sure how the book got this answer the equation is (3x-2y3)-2(4x3y-4). i got the answer as 36x7y-10 but the book got 4x7/9y10