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Decide Whether the Equation Is an Identity, a Conditional Equation 0.5(x−3)−0.2(x−3)=0.3x−0.90.5 ( x - 3 ) - 0.2 ( x - 3 ) = 0.3 x - 0.9

Question 224

Multiple Choice

Decide whether the equation is an identity, a conditional equation, or a contradiction. Give the solution set.
- 0.5(x−3) −0.2(x−3) =0.3x−0.90.5 ( x - 3 ) - 0.2 ( x - 3 ) = 0.3 x - 0.9


A) Contradiction; ∅\varnothing
B) Conditional; {0.7}\{ 0.7 \}
C) Identity; { all real numbers }
D) Conditional; {−3}\{ - 3 \}

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