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Exercise

$\frac{-2}{5}=\frac{x}{-15}$

Step-by-step Solution

1

Rearrange the equation

$\frac{x}{-15}=-\frac{2}{5}$
2

Apply fraction cross-multiplication

$5x=30$
3

Divide both sides of the equation by $5$

$\frac{5x}{5}=\frac{30}{5}$
4

Simplify the fraction $\frac{5x}{5}$ by $5$

$x=\frac{30}{5}$
5

Divide $30$ by $5$

$x=6$

Final answer to the exercise

$x=6$

Try other ways to solve this exercise

  • Choose an option
  • Solve for x
  • Find the derivative using the definition
  • Solve by quadratic formula (general formula)
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  • Find the derivative
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  • Factor by completing the square
  • Find the roots
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Similar Questions Solved

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$\frac{6x+7}{3}=\frac{9x+3}{7}$

$\left(\frac{n}{3}\right)=\left(\frac{n}{2}\right)$

$\frac{2x-7}{7}=\frac{9x-2}{3}$

$\frac{7x+6}{4}=\frac{2x-3}{5}$

$7 + \frac { 4 x } { 9 } = \frac { x } { 2 }$

Main Topic: One-variable linear equations

Algebraic equations that have just one variable.

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