Solve the equation. If the equation is an identity or a contradiction, state this.5(x + 2) + 50 = 9x - 4(x - 6)
A. {26}
B. all real numbers; identity
C. {74}
D. ? or { }; contradiction
Answer: D
Mathematics
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A. -
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A. 
B. 
C. 
D. 
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