One Step Equations with Whole Numbers and Fractions

What are One Step Equations?

• Problems with one step?

• an algebraic equation you can solve in only one step. You've solved the equation when you get the variable by itself, with no numbers in front of it,

• Problems with no numbers.

• Answers to questions.

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x + 12 = 20

• x = 32

• x = -32

• x = 8

• x = -8

x - 32 = 49

• x = 17

• x = 71

• x = 81

• x = 49

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Solve: y -7 = 5

Mathematical Equivalence

ON

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

How do you solve this problem?

• Multiply both sides by 7/1

• Multiply both sides by -7/1

• Multiply both sides by 1/7

• Subtract 1/7 from both sides.

What would be the best first step to solving the equation?

• multiply both sides by 3

• multiply both sides by 4

• divide both sides by 3

• divide both sides by 4

Solve

• 9/20

• 1

• 1 and 1/4

• 15/12