Write Equations to Represent Situations PPT

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Slide 1  Write Equations to Represent Situations
 Expression
 Equation
 Numerical
 5 + 4
 5 + 4 = 9
 Words
 A number plus 4
 A number plus 4 is 9
 Algebraic
 n + 4
 n + 4 = 9
 An expression represents a single value
 An equation represents the relationship between two values
 An equation relates two expressions using symbols for is or equals

Slide 2  Determine whether the given value is a solution of the equation
 1. x + 9 = 15 x = 6 2. = 32 y = 8 3. 8x = 72 x = 9
 Write Equations to Represent Situations

Slide 3  Mark scored 17 points for the home team in a basketball game. His teammates as a group scored p points. Write an equation to represent this situation.
 Write Equations to Represent Situations

Slide 4  Sarah used a gift card to buy $47 worth of groceries. Now she has $18 left on her gift card. Write an equation to determine whether Sarah had $59 or $65 on the gift card before buying groceries.
 Write Equations to Represent Situations

Slide 5  Bring Back To Class
 Determine whether the given value is a solution of the equation
 1. 11 = n + 6; n = 5 2. y – 6 = 24; y = 18 3. 36/x = 9; x = 4
 Write an equation to represent each situation.
 4. Marilyn has a fish tank that contains 38 fish. There are 9 goldfish and f other fish.
 5. Juanita has 102 beads to make n necklaces. Each necklace will have 17 beads.
 Write Equations to Represent Situations