Question 1

Simplify the expression

\frac{3x + 5}{x^2 - x} - \frac{2x - 7}{x^2 - x}

.

Accepted Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Question 2

What is the result of adding the rational expressions

\frac{3x + 5}{x^2 - x} - \frac{2x - 7}{x^2 - x}

using the Least Common Denominator (LCD)?

Accepted Answer

\frac{x(x-2) + 2(x+2)}{(x+2)(x-2)}

Answer

\frac{x + 2}{x^2-4}

Answer

\frac{x(x+2) + 2x}{(x+2)(x-2)}

Answer

\frac{x + 2(x+2)}{x^2-4}

Question 3

Subtract the rational expressions:

\frac{3x + 5}{x^2 - x} - \frac{2x - 7}{x^2 - x}

Accepted Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Question 4

What is the simplified result of adding the rational expressions

\frac{3x + 5}{x^2 - x} - \frac{2x - 7}{x^2 - x}

and

\frac{3}{k-5}

?

Accepted Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Question 5

What is the least common multiple (LCM) of the denominators in the rational expressions

\frac{3x + 5}{x^2 - x} - \frac{2x - 7}{x^2 - x}

and

\frac{3}{k-5}

?

Accepted Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Question 6

What is the least common multiple (LCM) of the denominators in the rational expressions

\frac{3x + 5}{x^2 - x} - \frac{2x - 7}{x^2 - x}

and

\frac{3}{k-5}

?

Accepted Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Answer

\frac{x + 12}{x^2 - x}

Related quizzes