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Solve the Equation 21(z−9)−z(z−9)=021 ( z - 9 ) - z ( z - 9 ) = 0

Question 200

Multiple Choice

Solve the equation. 21(z−9) −z(z−9) =021 ( z - 9 ) - z ( z - 9 ) = 0


A) {−21,−9}\{ - 21 , - 9 \}
B) {21,9}\{ 21,9 \}
C) {21,−9}\{ 21 , - 9 \}
D) {21}\{ 21 \}
E) {−21,9}\{ - 21,9 \}

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