4x+12y=-32 - 3x - 14y= 14 Solve the system by completing the steps below to produce a reduced row-echelon for notation (→) means the expression/matrix on the left becomes the expression/matrix 688 (b) For each step below, enter the coefficient for the row operation and the missing entries in the resulting matrix. (a) Enter the augmented matrix. Step 1: Step 2: Step 3: -R₁ → R₁ Continue Step 4: R₁ + R₂ R₂ DR₂ R₂ 689 (89 CHO

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