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3-1 Notes . Writing Expressions and Equations. KEY WORDS. “OF”— “IS”— “INCREASED”— “DECREASED”— “LESS THAN”— “MORE THAN”— “TIMES”— “PRODUCT”— “QUOTIENT”— “PER”—. VOCABULARY. EXPRESSION:_______________________________________________
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3-1 Notes Writing Expressions and Equations
KEY WORDS “OF”— “IS”— “INCREASED”— “DECREASED”— “LESS THAN”— “MORE THAN”— “TIMES”— “PRODUCT”— “QUOTIENT”— “PER”—
VOCABULARY EXPRESSION:_______________________________________________ EQUATION:________________________________________________
Example 5 Which problem situation matches the equation 4.9y = 17.3? A After giving away 4.9 kg of tomatoes, Harry had 17.3 kg left. What is y, the number of kg of tomatoes that Harry began with? B The total length of two toy cars is 17.3 cm. One car is 4.9 cm long. What is y, the length of the other car? C A chemist separated a solution into 4 equal quantities of 17.3 mL. What is y, the amount of solution she began with? D Rodrigo spent $17.30 on fishing line. If each meter of line cost $4.90, what is y, the total length of the line?