System A 8x-9y=13 [A1] -5x+3y=5 [A2] System B -7x=28 [B1] x = -4 [C1] 5x+3y=5 [B2] - 5x+3y=5 [C2] Answer the questions below. For each, choose the transformation and then fill in the blank with the correct number. The arrow - means the expression on the left becomes the expression on the right. (a) How do we transform System A into System B? 0 X Equation [A1] 0 x Equation [A2] → Equation [B2] o o D x Equation [A2] + Equation [A1] x Equation [A1] + Equation [A2] Equation [B1] 0 X Equation [B1] (b) How do we transform System B into System C? x Equation [B2] Equation [C1] ㅇㅁ o D X Equation [B1] + Equation [B2] 0 x Equation [B2] + Equation [B1] System C Equation [C2] Equation [B2] Equation [B1] Equation [C2] Equation [C1] X

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