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How many solutions does the following equation have?\newline12z6+15z=27z512z-6+15z=27z-5\newlineChoose 11 answer:\newline(A) No solutions\newline(B) Exactly one solution\newline(C) Infinitely many solutions

Full solution

Q. How many solutions does the following equation have?\newline12z6+15z=27z512z-6+15z=27z-5\newlineChoose 11 answer:\newline(A) No solutions\newline(B) Exactly one solution\newline(C) Infinitely many solutions
  1. Combine like terms: Combine like terms on the left side of the equation.\newline12z+15z6=27z512z + 15z - 6 = 27z - 5\newlineThis simplifies to:\newline27z6=27z527z - 6 = 27z - 5
  2. Subtract to isolate constants: Subtract 27z27z from both sides of the equation to isolate the constant terms.\newline27z627z=27z527z27z - 6 - 27z = 27z - 5 - 27z\newlineThis simplifies to:\newline6=5-6 = -5
  3. Identify contradiction: We see that 6-6 does not equal 5-5, which indicates that there is a contradiction. Since the variable zz has been eliminated and we are left with a false statement, this means there are no solutions to the equation.

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