Decide Whether the Equation Is an Identity, a Conditional Equation $$2 ( 3 x + 20 ) - 6 x - 40 = 0$$

question 228

Multiple Choice

Decide whether the equation is an identity, a conditional equation, or a contradiction. Give the solution set.
- $$2 ( 3 x + 20 ) - 6 x - 40 = 0$$

• A) Conditional; \(\{ 0 \}\)
• B) Contradiction; \(\varnothing\)
• C) Conditional; \(\{ 3 \}\)
• D) Identity; {all real numbers\}

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