exam Maths Puzzle Numerical Ability

4. Solve the system by the addition method. Determine whether the equations are independent, dependent, or inconsistent. Show your work.

3x - 2y = -7
x - 5y = 2

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exam Other Question

Question: Use inequality notation to describe the set: Y is nonnegative ? Which problem solve the equation below?
15x=120
F) chang collected 120 foreign postage stamps last year.He gave 15%of them to friends.what is x,the number of stamps Ch