Solving linear equations using multiplication and division

Lessons

• 1.
  Solve the following equations.
  a)

  $- \frac{9}{7} = 3x$
  
  
  b)

  $\frac{x}{3} = \frac{5}{7}$
  
  
  c)

  $3\frac{1}{4} = 1\frac{1}{2}x$
  
  
  d)

  $- \frac{6}{5}x = - \frac{9}{8}$
  
  

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• 2.
  Solve.
  a)

  $- 0.25 = \frac{x}{{ - 1.2}}$
  
  
  b)

  $6.3 = - 4.7x$
  
  
  c)

  $\frac{{2.2}}{x} = - 6.6$
  
  
  d)

  $4.5x = 8.1$
  
  

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• 3.
  A laptop is on sale at 35% off. The sale price is $342.99 less than the original price. What is the sale price of the laptop?

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