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fractions in the equation \( \frac{3}{5 x}-\frac{1}{x}=\frac{6}{15} \)

Ask by Colon Pierce. in the United States
Jan 26,2025

Real Tutor Solution

Tutor-Verified Answer

Answer

\( x = -1 \)

Solution

To solve the equation involving fractions: \[ \frac{3}{5x} - \frac{1}{x} = \frac{6}{15} \] Let's follow the step-by-step process to find the value of \( x \). ### Step 1: Simplify the Equation First, simplify the right-hand side of the equation: \[ \frac{6}{15} = \frac{2}{5} \] So, the equation becomes: \[ \frac{3}{5x} - \frac{1}{x} = \frac{2}{5} \] ### Step 2: Find a Common Denominator The denominators in the equation are \( 5x \) and \( x \). The least common denominator (LCD) for these fractions is \( 5x \). ### Step 3: Eliminate the Fractions Multiply every term in the equation by the LCD (\( 5x \)) to eliminate the fractions: \[ 5x \cdot \frac{3}{5x} - 5x \cdot \frac{1}{x} = 5x \cdot \frac{2}{5} \] ### Step 4: Simplify Each Term Simplify each term after multiplication: 1. \( 5x \cdot \frac{3}{5x} = 3 \) 2. \( 5x \cdot \frac{1}{x} = 5 \) 3. \( 5x \cdot \frac{2}{5} = 2x \) So, the equation now is: \[ 3 - 5 = 2x \] ### Step 5: Solve for \( x \) Combine like terms: \[ -2 = 2x \] Now, divide both sides by 2 to isolate \( x \): \[ x = \frac{-2}{2} = -1 \] ### Conclusion The solution to the equation is: \[ x = -1 \]

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The Deep Dive

To solve the equation \( \frac{3}{5 x}-\frac{1}{x}=\frac{6}{15} \), first notice that \( \frac{6}{15} \) simplifies to \( \frac{2}{5} \). Now you can combine the fractions on the left-hand side by finding a common denominator, which is \( 5x \). This gives you \( \frac{3 - 5}{5x} = \frac{2}{5} \), simplifying further to \( \frac{-2}{5x} = \frac{2}{5} \). Cross-multiplying will lead you to \( -2 = 2x \), ultimately solving for \( x = -1 \). To check your work, you can plug \( x = -1 \) back into the original equation to see if both sides are equal. This reinforces the solution process and ensures that your calculations are correct! Happy solving!

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