Algebraic Expressions

Write the algebraic expression for: "seven less than the number t".

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Write an algebraic expression for: "the sum of 11 and the product of 2 and a number r".

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Write an algebraic expression: "Arin has $520 and is earning $75 each week babysitting".

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Write an algebraic expression: "You have 50 boxes of raisins and are eating 12 boxes each month".

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Evaluate: -4v + 3(w + 2v) - 5w; v = -2 and w = 4

• -22

• -12

• 22

• 12

Evaluate: c(3 - a) - c²; a = 4 and c = -1

• 1

• -2

• 0

• 3

Evaluate: 2(3e - 5f) + 3(e² + 4f); e = 3 and f = -5

• 35

• 40

• 37

• 30

The expression 4.95 + 0.07x models a household’s monthly long-distance charges, where x represents the number of minutes of long-distance calls during the month. What is the monthly charges for 73 minutes of long-distance call?

• $10.60

• $10.13

• $10.06

• $10.59

The expression 4.95 + 0.07x models a household’s monthly long-distance charges, where x represents the number of minutes of long-distance calls during the month. What are the monthly charges for 29 minutes of a long-distance call?

• $6.98

• $6.89

• $8.69

• $9.86

Simplify each term: 5x - 3x² + 16x²

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