SOLVING LINEAR EQUATIONS

Recall the following:

• A linear equation is a polynomial of degree 1.

• In order to solve for the unknown variable, you must isolate the variable

• In the order of operations, multiplication and division are completed before addition and subtraction.

Solve for x in the following equations.

• Problem 1.1a:x + 7 = 3
  Solution.

• Problem 1.1b:
  x - 3 = 4
  Solution.

  
  

• Problem 1.1c:
  x - 17 = 3
  Solution.

  
  

• Problem 1.1d:
  x + 5 = 8
  Solution.

  
  

• Problem 1.1e:
  Solution.

  
  

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