Solving One-Step Equations

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Solving One-Step Equations

• Addition, Subtraction, Multiplication, Division

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The good news is you already know everything you
need to know to solve equations.

• To undo addition, you subtract.
• To undo subtraction, you add.
• To undo multiplication, you divide.
• To undo division, you multiply.
• Any fraction times its reciprocal equals 1.

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Dont forget

• What ever you do to one side of the equation, you
  must do to the other side of the equation.
• Put your variable on one side of the equation by
  itself so you know what it equals.

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Addition
-4
-4
5
Subtraction
2
2
6
Multiplication
1
4
4
1
7
Division
1
1
8
Multiplication by Fractions
Multiply by the reciprocal or divide by the
fraction. Same thing.
1
1
8
1
1
1